60 NOSE SEIKO CO.,LTD.
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
Inte
r Ch
ange
rOLL
er
CaM
ne
eDLe
rOL
Ler
rOLL
er
CaM
rn
a, n
K
RNA
RNA49,RNA59,RNA69,RNA48,NK TYPE■
rna,
nK
RNA49,RNA59,RNA69(Fw≦35),NK
61NOSE SEIKO CO.,LTD.
D F
C
γ
D
w a
D F
C
γ
w
rna,
nK
NK(Fw ≦ 10) RNA49,RNA59,RNA69(Fw ≦ 35),NK
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
5 ——
——
——
——
NK5/10NK5/12
55
+0.018+0.010
1010
1012
0.150.15
6.56.5
2 4203 080
1 9502 660
40 00040 000
3.44.2
——
——
6 ——
——
——
——
NK6/10NK6/12
66
+0.018+0.010
1212
1012
0.150.15
7.57.5
2 7003 440
2 3203 170
37 00037 000
5.36.4
——
——
7RNA 495
——
———
———
———
—NK7/10NK7/12
777
+0.022+0.013
131414
101012
0.150.30.3
8.58.58.5
2 9603 6004 610
2 6902 9604 050
34 00034 00034 000
5.96.98.3
IR5710——
NA495——
8RNA 496
——
———
———
———
—NK8/12NK8/16
888
+0.022+0.013
151515
101216
0.150.30.3
13.81313
3 9005 1007 100
3 4004 7007 300
32 00032 00032 000
7.39
13
IR6810IR5812IR5816
NA496NKI 5/12NKI 5/16
9——
RNA 497
———
———
———
NK9/12NK9/16
—
999
+0.022+0.013
161617
121610
0.30.30.15
141415.8
5 5007 6004 500
5 3008 2003 600
30 00030 00030 000
1013.2
9.3
IR6912IR6916IR7910
NKI 6/12NKI 6/16NA497
10——
RNA 498
———
———
———
NK10/12NK10/16
—
101010
+0.022+0.013
171719
121611
0.30.30.2
151517.4
5 9008 2006 200
6 0009 2005 000
28 00028 00028 000
10.714.312.6
IR71012IR71016IR81011
NKI 7/12NKI 7/16NA498
12——
RNA 499
———
———
———
NK12/12NK12/16
—
121212
+0.027+0.016
191920
121611
0.30.30.3
171718
6 6009 2006 600
7 30011 200
6 300
26 00026 00026 000
12.216.313.6
IR91212IR91216IR91211
NKI 9/12NKI 9/16NA499
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
62 NOSE SEIKO CO.,LTD.
RNA
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
RNA49,RNA59,RNA69,RNA48,NK TYPE■
rna,
nK
RNA49,RNA59,RNA69(Fw≦35),NK
63NOSE SEIKO CO.,LTD.
RNA49,RNA59,RNA69(Fw ≦ 35),NK
D F
C
γ
D
w a
rna,
nK
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
14RNA 4900
——
———
———
———
—NK14/16NK14/20
141414
+0.027+0.016
222222
131620
0.30.30.3
202020
9 20011 80014 800
10 10013 70018 500
24 00024 00024 000
16.52126.5
IR101413IR101416IR101420
NA4900NKI 10/16NKI 10/20
15 ——
——
——
——
NK15/16NK15/20
1515
+0.027+0.016
2323
1620
0.30.3
2121
12 40015 600
14 90020 200
23 00023 000
22.528
——
——
16
RNA 4901———
————
———
RNA 6901
————
—NK16/16NK16/20
—
16161616
+0.027+0.016
24242424
13162022
0.30.30.30.3
22222222
9 70012 30015 60017 100
11 10015 10020 40023 000
23 00023 00023 00023 000
18.1232930
IR121613IR121616IR121620IR121622
NA4901NKI 12/16NKI 12/20NA6901
17 ——
——
——
——
NK17/16NK17/20
1717
+0.027+0.016
2525
1620
0.30.3
2323
12 80016 300
16 30022 100
22 00022 000
24.530.5
——
——
18 ——
——
——
——
NK18/16NK18/20
1818
+0.027+0.016
2626
1620
0.30.3
2424
13 40017 000
17 50023 600
21 00021 000
25.532
——
——
19 ——
——
——
——
NK19/16NK19/20
1919
+0.033+0.020
2727
1620
0.30.3
2525
14 00017 700
18 70025 300
21 00021 000
2734
IR151916IR151920
NKI 15/16NKI 15/20
20
RNA 4902————
——
RNA 5902——
————
RNA 6902
—————
—NK20/16
—NK20/20
—
2020202020
+0.033+0.020
2828282828
1316182023
0.30.30.30.30.3
2626262626
10 90013 90015 70017 60019 300
13 80018 70022 10025 40028 700
20 00020 00020 00020 00020 000
21.527.53335.537
IR152013—
IR152018—
IR152023
NA4902—
NA5902—
NA6902
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
64 NOSE SEIKO CO.,LTD.
RNA
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
RNA49,RNA59,RNA69,RNA48,NK TYPE■
rna,
nK
RNA49,RNA59,RNA69(Fw≦35),NK
65NOSE SEIKO CO.,LTD.
RNA49,RNA59,RNA69(Fw ≦ 35),NK
D F
C
γ
D
w a
rna,
nK
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
21 ——
——
——
——
NK21/16NK21/20
2121
+0.033+0.020
2929
1620
0.30.3
2727
14 40018 200
20 00027 100
19 00019 000
2936
IR172116IR172120
NKI 17/16NKI 17/20
22
RNA 4903————
——
RNA 5903——
————
RNA 6903
—————
—NK22/16
—NK22/20
—
2222222222
+0.033+0.020
3030303030
1316182023
0.30.30.30.30.3
2828282828
11 80014 90016 90018 90020 800
15 60021 20024 90028 70032 500
18 00018 00018 00018 00018 000
23.5303537.540.5
IR172213—
IR172218—
IR172223
NA4903—
NA5903—
NA6903
24 ——
——
——
——
NK24/16NK24/20
2424
+0.033+0.020
3232
1620
0.30.3
3030
15 30019 400
22 60030 500
17 00017 000
3240.5
IR202416IR202420
NKI 20/16NKI 20/20
25
——
RNA 4904——
———
RNA 5904—
————
RNA 6904
—————
NK25/16NK25/20
———
2525252525
+0.033+0.020
3333373737
1620172330
0.30.30.30.30.3
3131353535
15 80020 00021 00029 40035 400
23 70032 20025 00038 60048 800
16 00016 00016 00016 00016 000
33.54255.58495.5
——
IR202517IR202523IR202530
——
NA4904NA5904NA6904
26 ——
——
——
——
NK26/16NK26/20
2626
+0.033+0.020
3434
1620
0.30.3
3232
16 30020 600
24 90033 700
15 00015 000
34.543.5
IR222616IR222620
NKI 22/16NKI 22/20
28
——
RNA 49/22——
———
RNA 59/22—
————
RNA 69/22
—————
NK28/20NK28/30
———
2828282828
+0.033+0.020
3737393939
2030172330
0.30.30.30.30.3
3535373737
21 70031 10021 40029 80036 300
37 10058 90028 80044 40056 900
14 00014 00014 00014 00014 000
51.583.556.59297.5
——
IR222817IR222823IR222830
——
NA49/22NA59/22NA69/22
29 ——
——
——
——
NK29/20NK29/30
2929
+0.033+0.020
3838
2030
0.30.3
3636
21 60030 900
37 20059 000
14 00014 000
5785
IR252920IR252930
NKI 25/20NKI 25/30
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
66 NOSE SEIKO CO.,LTD.
RNA
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
RNA49,RNA59,RNA69,RNA48,NK TYPE■
rna,
nK
RNA49,RNA59,RNA69(Fw ≦ 35),NK RNA69
67NOSE SEIKO CO.,LTD.
D F
γ
w
C
Da
rna,
nKD F
C
γ
w
RNA49,RNA59,RNA69(Fw ≦ 35),NK RNA69
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
30
——
RNA 4905——
———
RNA 5905—
————
RNA 6905
—————
NK30/20NK30/30
———
3030303030
+0.033+0.020
4040424242
2030172330
0.30.30.30.30.3
3838404040
25 10036 00023 70033 20042 100
40 10063 80030 70047 50064 200
13 00013 00013 00013 00013 000
64.597.564
101111
——
IR253017IR253023IR253030
——
NA4905NA5905NA6905
32
——
RNA 49/28——
———
RNA 59/28—
————
RNA 69/28
—————
NK32/20NK32/30
———
3232323232
+0.041+0.025
4242454545
2030172330
0.30.30.30.30.3
4040434343
25 70036 90024 50034 30041 800
42 20067 10032 70050 50064 700
13 00013 00013 00013 00013 000
68102
76.5108133
IR283220IR283230IR283217IR283223IR283230
NKI 28/20NKI 28/30NA49/28NA59/28NA69/28
35
——
RNA 4906——
———
RNA 5906—
————
RNA 6906
—————
NK35/20NK35/30
———
3535353535
+0.041+0.025
4545474747
2030172330
0.30.30.30.30.3
4343454545
27 00038 60025 20035 20043 100
46 20073 50034 70053 70069 000
11 00011 00011 00011 00011 000
73.5112
72.5108125
IR303520IR303530IR303517IR303523IR303530
NKI 30/20NKI 30/30NA4906NA5906NA6906
37 ——
——
——
——
NK37/20NK37/30
3737
+0.041+0.025
4747
2030
0.30.3
4545
28 20040 500
50 10079 800
11 00011 000
77.5117
IR323720IR323730
NKI 32/20NKI 32/30
38 ——
——
——
——
NK38/20NK38/30
3838
+0.041+0.025
4848
2030
0.30.3
4646
28 10040 300
50 20080 000
11 00011 000
79119
——
——
40
——
RNA 49/32——
———
RNA 59/32—
————
RNA 69/32
—————
NK40/20NK40/30
———
4040404040
+0.041+0.025
5050525252
2030202736
0.30.30.60.60.6
4848484848
29 40042 30031 30041 90053 500
54 10086 10047 90069 90095 700
10 00010 00010 00010 00010 000
83125
96149172
IR354020IR354030IR324020IR324027IR324036
NKI 35/20NKI 35/30NA49/32NA59/32NA69/32
42
——
RNA 4907——
———
RNA 5907—
————
RNA 6907
—————
NK42/20NK42/30
———
4242424242
+0.041+0.025
5252555555
2030202736
0.30.30.60.60.6
5050515151
29 90043 00032 00042 90054 800
56 20089 50050 20073 200
100 000
9 5009 5009 5009 5009 500
86.5130113176200
——
IR354220IR354227IR354236
——
NA4907NA5907NA6907
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
68 NOSE SEIKO CO.,LTD.
RNA
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
RNA49,RNA59,RNA69,RNA48,NK TYPE■
rna,
nK
RNA49,RNA59,RNA48,NK RNA69
69NOSE SEIKO CO.,LTD.
D F
γ
w
C
Da
rna,
nK
D F
C
γ
w
RNA49,RNA59,RNA48,NK RNA69
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
43 ——
——
——
——
NK43/20NK43/30
4343
+0.041+0.025
5353
2030
0.30.3
5151
30 50043 700
58 10092 500
9 5009 500
88.5133
IR384320IR384330
NKI 38/20NKI 38/30
45 ——
——
——
——
NK45/20NK45/30
4545
+0.041+0.025
5555
2030
0.30.3
5353
31 10044 500
60 10095 700
9 0009 000
92138
IR404520IR404530
NKI 40/20NKI 40/30
47 ——
——
——
——
NK47/20NK47/30
4747
+0.041+0.025
5757
2030
0.30.3
5555
31 50045 200
62 30099 000
8 5008 500
95144
IR424720IR424730
NKI 42/20NKI 42/30
48RNA 4908
——
—RNA 5908
—
——
RNA 6908
———
———
484848
+0.041+0.025
626262
223040
0.60.60.6
585858
41 60058 00071 300
67 400103 000134 400
8 5008 5008 500
152225275
IR404822IR404830IR404840
NA4908NA5908NA6908
50 ——
——
——
——
NK50/25NK50/35
5050
+0.041+0.025
6262
2535
0.60.6
5858
43 00058 100
85 200125 500
8 0008 000
159225
IR455025IR455035
NKI 45/25NKI 45/35
52RNA 4909
——
—RNA 5909
—
——
RNA 6909
———
———
525252
+0.049+0.030
686868
223040
0.60.60.6
646464
43 50060 70074 600
73 400112 000147 100
7 5007 5007 500
197232355
IR455222IR455230IR455240
NA4909NA5909NA6909
55 ——
——
——
——
NK55/25NK55/35
5555
+0.049+0.030
6868
2535
0.60.6
6464
45 40061 300
94 100138 300
7 5007 500
193255
IR505525IR505535
NKI 50/25NKI 50/35
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
70 NOSE SEIKO CO.,LTD.
RNA
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
RNA49,RNA59,RNA69,RNA48,NK TYPE■
RNA49,RNA59,RNA48,NK RNA69
rna,
nK
71NOSE SEIKO CO.,LTD.
RNA49,RNA59,RNA48,NK RNA69
rna,
nK
D F
γ
w
C
Da
D F
C
γ
w
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
58RNA 4910
——
—RNA 5910
—
——
RNA 6910
———
———
585858
+0.049+0.030
727272
223040
0.60.60.6
686868
46 20064 40079 100
82 100126 000163 800
7 0007 0007 000
179289320
IR505822IR505830IR505840
NA4910NA5910NA6910
60 ——
——
——
——
NK60/25NK60/35
6060
+0.049+0.030
7272
2535
0.60.6
6868
47 50064 100
103 000151 000
6 5006 500
187260
IR556025IR556035
NKI 55/25NKI 55/35
63RNA 4911
——
—RNA 5911
—
——
RNA 6911
———
———
636363
+0.049+0.030
808080
253445
111
757575
57 60082 60099 000
97 300154 000194 200
6 5006 5006 500
265367475
IR556325IR556334IR556345
NA4911NA5911NA6911
65 ——
——
——
——
NK65/25NK65/35
6565
+0.049+0.030
7878
2535
0.60.6
7474
49 60067 000
111 800164 800
6 0006 000
225315
——
——
68
——
RNA 4912——
———
RNA 5912—
————
RNA 6912
—————
NK68/25NK68/35
———
6868686868
+0.049+0.030
8282858585
2535253445
0.60.6111
7878808080
54 80072 10060 10086 100
103 000
116 700165 700104 900167 000210 800
6 0006 0006 0006 0006 000
250350285408510
IR606825IR606835IR606825IR606834IR606845
NKI 60/25NKI 60/35NA4912NA5912NA6912
70 ——
——
——
——
NK70/25NK70/35
7070
+0.049+0.030
8585
2535
0.60.6
8181
55 50073 000
120 600170 600
5 5005 500
280395
——
——
72RNA 4913
——
—RNA 5913
—
——
RNA 6913
———
———
727272
+0.049+0.030
909090
253445
111
858585
62 80089 900
107 900
113 800180 000226 500
5 5005 5005 500
325462585
IR657225IR657234IR657245
NA4913NA5913NA6913
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
72 NOSE SEIKO CO.,LTD.
RNA
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
RNA49,RNA59,RNA69,RNA48,NK TYPE■
RNA49,RNA59,RNA48,NK RNA69
rna,
nK
73NOSE SEIKO CO.,LTD.
RNA49,RNA59,RNA48,NK RNA69
rna,
nK
D F
γ
w
C
Da
D F
C
γ
w
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
73 ——
——
——
——
NK73/25NK73/35
7373
+0.049+0.030
9090
2535
0.60.6
8686
61 10080 400
126 500180 400
5 5005 500
335475
—IR657335
—NKI 65/35
75 ——
——
——
——
NK75/25NK75/35
7575
+0.049+0.030
9292
2535
0.60.6
8888
62 20082 700
130 400186 300
5 5005 500
345485
——
——
80
——
RNA 4914——
———
RNA 5914—
————
RNA 6914
—————
NK80/25NK80/35
———
8080808080
+0.049+0.030
9595
100100100
2535304054
11111
9090959595
59 40078 10083 200
112 000133 400
137 300194 200157 900232 000310 900
5 0005 0005 0005 0005 000
315445495706910
IR708025IR708035IR708030IR708040IR708054
NKI 70/25NKI 70/35NA4914NA5914NA6914
85
—RNA 4915
———
———
RNA 5915—
————
RNA 6915
—————
NK85/25—
NK85/35——
8585858585
+0.058+0.036
105105105105105
2530354054
11111
100100100100100
76 40086 200
102 000116 000138 300
145 100169 700209 900249 000330 500
4 5004 5004 5004 5004 500
435525610745960
IR758525IR758530IR758535IR758540IR758554
NKI 75/25NA4915NKI 75/35NA5915NA6915
90
—RNA 4916
———
———
RNA 5916—
————
RNA 6916
—————
NK90/25—
NK90/35——
9090909090
+0.058+0.036
110110110110110
2530354054
11111
105105105105105
77 40087 400
103 000117 000143 200
150 000174 600216 700257 000350 100
4 5004 5004 5004 5004 500
456550640787
1 010
IR809025IR809030IR809035IR809040IR809054
NKI 80/25NA4916NKI 80/35NA5916NA6916
95 ——
——
——
——
NK95/26NK95/36
9595
+0.058+0.036
115115
2636
11
110110
79 700106 900
158 900230 500
4 2004 200
495690
IR859526IR859536
NKI 85/26NKI 85/36
100
—RNA 4917
———
———
RNA 5917—
————
RNA 6917
—————
NK100/26—
NK100/36——
100100100100100
+0.058+0.036
120120120120120
2635364663
11.111.11.1
115113.5115113.5113.5
82 500109 800109 800144 000172 600
168 700244 200244 200346 000466 800
4 0004 0004 0004 0004 000
525705725
1 0001 300
IR9010026IR8510035IR9010036IR8510046IR8510063
NKI 90/26NA4917NKI 90/36NA5917NA6917
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
74 NOSE SEIKO CO.,LTD.
RNA
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
RNA49,RNA59,RNA69,RNA48,NK TYPE■
RNA49,RNA59,RNA48,NK RNA69
rna,
nK
75NOSE SEIKO CO.,LTD.
RNA49,RNA59,RNA48,NK RNA69
rna,
nK
D F
γ
w
C
Da
D F
C
γ
w
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
105
—RNA 4918
———
———
RNA 5918—
————
RNA 6918
—————
NK105/26—
NK105/36——
105105105105105
+0.058+0.036
125125125125125
2635364663
11.111.11.1
120118.5120118.5118.5
84 700112 800112 800148 000177 500
177 500257 900257 900365 000490 300
3 8003 8003 8003 8003 800
545740760
1 0401 360
IR9510526IR9010535IR9510536IR9010546IR9010563
NKI 95/26NA4918NKI 95/36NA5918NA6918
110
—RNA 4919
———
———
RNA 5919—
————
RNA 6919
—————
NK110/30—
NK110/40——
110110110110110
+0.058+0.036
130130130130130
3035404663
1.11.11.11.11.1
123.5123.5123.5123.5 123.5
105 900116 700133 400152 000182 400
239 300270 700323 600384 000514 800
3 6003 6003 6003 6003 600
660770880
1 1301 420
IR10011030IR9511035IR10011040IR9511046IR9511063
NKI 100/30NA4919NKI 100/40NA5919NA6919
115 RNA 4920 — — — — 115 +0.058+0.036 140 40 1.1 133.5 145 000 329 000 3 500 1 190 IR10011540 NA4920
120 — — — RNA 4822 — 120 +0.058+0.036 140 30 1 135 93 000 239 000 3 500 790 IR11012030 NA4822
125 RNA 4922 — — — — 125 +0.068+0.043 150 40 1.1 143.5 152 000 357 000 3 000 1 280 IR11012540 NA4922
130 — — — RNA 4824 — 130 +0.068+0.043 150 30 1 145 97 000 259 000 3 000 850 IR12013030 NA4824
135 RNA 4924 — — — — 135 +0.068+0.043 165 45 1.1 158.5 187 000 435 000 3 000 1 930 IR12013545 NA4924
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
76 NOSE SEIKO CO.,LTD.
RNA
MACHINED RING NEEDLE ROLLER BEARINGSWITHOUT INNER RING
RNA49,RNA59,RNA69,RNA48,NK TYPE■
RNA49,RNA59,RNA48,NK RNA69
rna,
nK
77NOSE SEIKO CO.,LTD.
RNA49,RNA59,RNA48,NK RNA69
rna,
nK
D F
γ
w
C
Da
D F
C
γ
w
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load
rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
RNA 49 RNA 59 RNA 69 RNA 48 NK Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
145 — — — RNA 4826 — 145 +0.068+0.043 165 35 1.1 158.5 117 000 340 000 3 000 1 100 IR13014535 NA4826
150 RNA 4926 — — — — 150 +0.068+0.043 180 50 1.5 172 216 000 540 000 2 500 2 360 IR13015050 NA4926
155 — — — RNA 4828 — 155 +0.068+0.043 175 35 1.1 168.5 121 000 363 000 2 500 1 170 IR14015535 NA4828
160 RNA 4928 — — — — 160 +0.068+0.043 190 50 1.5 182 224 000 580 000 2 500 2 500 IR14016050 NA4928
165 — — — RNA 4830 — 165 +0.068+0.043 190 40 1.1 183.5 168 000 446 000 2 500 1 750 IR15016540 NA4830
175 — — — RNA 4832 — 175 +0.068+0.043 200 40 1.1 193.5 173 000 474 000 2 500 1 850 IR16017540 NA4832
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
78 NOSE SEIKO CO.,LTD.
NA
MACHINED RING NEEDLE ROLLER BEARINGSWITH INNER RING
NA49,NA59,NA69,NA48,NKI TYPE■
na, n
KI
NA49,NA59,NA69(d≦30),NKI
79NOSE SEIKO CO.,LTD.
Fd dD
C
γ
γ
Daa
FdD
C
γ
γ
na, n
KI
NA49,NA59,NA69(d ≦ 30),NKINKI(d ≦ 8)
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting dimensions (mm)
Basic dynamic load rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
NA 49 NA 59 NA 69 NA48 NKI d D C rs min Fda Da Cr
NCor N rpm g
(approx) OUTER RING INNER RINGMIN MAX MAX
5NA495
——
———
———
———
—NKI 5/12NKI 5/16
555
0-0.008
131515
101216
0.150.30.3
788
6.277
6.77.77.7
11.81313
2 9605 1007 100
2 6904 7007 300
34 00032 00032 000
7.311.916.7
RNA495NK8/12NK8/16
IR5710IR5812IR5816
6NA 496
——
———
———
———
—NKI 6/12NKI 6/16
666
0-0.008
151616
101216
0.150.30.3
899
7.288
7.78.78.7
13.81414
3 9005 5007 600
3 4005 3008 200
32 00030 00030 000
9.11317.5
RNA496NK9/12NK9/16
IR6810IR6912IR6916
7NA 497
——
———
———
———
—NKI 7/12NKI 7/16
777
0-0.008
171717
101216
0.150.30.3
91010
8.299
8.79.79.7
15.81515
4 5005 9008 200
3 6006 0009 200
30 00028 00028 000
11.214.319.2
RNA497NK10/12NK10/16
IR7910IR71012IR71016
8 NA 498 — — — — 8 0-0.008 19 11 0.2 10 9.2 9.7 17.4 6 200 5 000 28 000 15 RNA498 IR81011
9——
NA 499
———
———
———
NKI 9/12NKI 9/16
—
999
0-0.008
191920
121611
0.30.30.3
121212
111111
11.511.511.5
171718
6 6009 2006 600
7 30011 200
6 300
26 00026 00026 000
16.722.516.7
NK12/12NK12/16RNA499
IR91212IR91216IR91211
10NA 4900
——
———
———
———
—NKI 10/16NKI 10/20
101010
0-0.008
222222
131620
0.30.30.3
141414
121212
131313
202020
9 20011 80014 800
10 10013 70018 500
24 00024 00024 000
243038
RNA4900NK14/16NK14/20
IR101413IR101416IR101420
12
NA 4901———
————
———
NA 6901
————
—NKI 12/16NKI 12/20
—
12121212
0-0.008
24242424
13162022
0.30.30.30.3
16161616
14141414
15151515
22222222
9 70012 30015 60017 100
11 10015 10020 40023 000
23 00023 00023 00023 000
26.533.542.544.5
RNA4901NK16/16NK16/20RNA6901
IR121613IR121616IR121620IR121622
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
80 NOSE SEIKO CO.,LTD.
NA
MACHINED RING NEEDLE ROLLER BEARINGSWITH INNER RING
NA49,NA59,NA69,NA48,NKI TYPE■
na, n
KI
NA49,NA59,NA69(d≦30),NKI
81NOSE SEIKO CO.,LTD.
Fd dD
C
γ
γ
Daa
na, n
KI
NA49,NA59,NA69(d ≦ 30),NKI
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting dimensions (mm)
Basic dynamic load rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
NA 49 NA 59 NA 69 NA48 NKI d D C rs min Fda Da Cr
NCor N rpm g
(approx) OUTER RING INNER RINGMIN MAX MAX
15
——
NA 4902——
———
NA 5902—
————
NA 6902
—————
NKI 15/16NKI 15/20
———
1515151515
0-0.008
2727282828
1620131823
0.30.30.30.30.3
1919202020
1717171717
1818191919
2525262626
14 00017 70010 90015 70019 300
18 70025 30013 80022 10028 700
21 00021 00020 00020 00020 000
39.550355261
NK19/16NK19/20RNA4902RNA5902RNA6902
IR151916IR151920IR152013IR152018IR152023
17
——
NA 4903——
———
NA 5903—
————
NA 6903
—————
NKI 17/16NKI 17/20
———
1717171717
0-0.008
2929303030
1620131823
0.30.30.30.30.3
2121222222
1919191919
2020212121
2727282828
14 40018 20011 80016 90020 800
20 00027 10015 60024 90032 500
19 00019 00018 00018 00018 000
43.554395667
NK21/16NK21/20RNA4903RNA5903RNA6903
IR172116IR172120IR172213IR172218IR172223
20
——
NA 4904——
———
NA 5904—
————
NA 6904
—————
NKI 20/16NKI 20/20
———
2020202020
0-0.010
3232373737
1620172330
0.30.30.30.30.3
2424252525
2222222222
2323242424
3030353535
15 30019 40021 00029 40035 400
22 60030 50025 00038 60048 800
17 00017 00016 00016 00016 000
48.56178.5
115136
NK24/16NK24/20RNA4904RNA5904RNA6904
IR202416IR202420IR202517IR202523IR202530
22
——
NA 49/22——
———
NA 59/22—
————
NA 69/22
—————
NKI 22/16NKI 22/20
———
2222222222
0-0.010
3434393939
1620172330
0.30.30.30.30.3
2626282828
2424242424
2525272727
3232373737
16 30020 60021 40029 80036 300
24 90033 70028 80044 40056 900
15 00015 00014 00014 00014 000
5267.587
134152
NK26/16NK26/20RNA49/22RNA59/22RNA69/22
IR222616IR222620IR222817IR222823IR222830
25
——
NA 4905——
———
NA 5905—
————
NA 6905
—————
NKI 25/20NKI 25/30
———
2525252525
0-0.010
3838424242
2030172330
0.30.30.30.30.3
2929303030
2727272727
2828292929
3636404040
21 60030 90023 70033 20042 100
37 20059 00030 70047 50064 200
14 00014 00013 00013 00013 000
82123
92.5139160
NK29/20NK29/30RNA4905RNA5905RNA6905
IR252920IR252930IR253017IR253023IR253030
28
——
NA 49/28——
———
NA 59/28—
————
NA 69/28
—————
NKI 28/20NKI 28/30
———
2828282828
0-0.010
4242454545
2030172330
0.30.30.30.30.3
3232323232
3030303030
3131313131
4040434343
25 70036 90024 50034 30041 800
42 20067 10032 70050 50064 700
13 00013 00013 00013 00013 000
96.5145101142176
NK32/20NK32/30RNA49/28RNA59/28RNA69/28
IR283220IR283230IR283217IR283223IR283230
30
——
NA 4906——
———
NA 5906—
————
NA 6906
—————
NKI 30/20NKI 30/30
———
3030303030
0-0.010
4545474747
2030172330
0.30.30.30.30.3
3535353535
3232323232
3434343434
4343454545
27 00038 60025 20035 20043 100
46 20073 50034 70053 70069 000
11 00011 00011 00011 00011 000
112171106152184
NK35/20NK35/30RNA4906RNA5906RNA6906
IR303520IR303530IR303517IR303523IR303530
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
82 NOSE SEIKO CO.,LTD.
NA
MACHINED RING NEEDLE ROLLER BEARINGSWITH INNER RING
NA49,NA59,NA69,NA48,NKI TYPE■
NA49,NA59,NA69(d≦30),NKI
na, n
KI
NA69
83NOSE SEIKO CO.,LTD.
NA49,NA59,NA69(d ≦ 30),NKI
dD
γ
F
γ
C
d Daa
na, n
KIFdD
C
γ
γ
NA69
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting dimensions (mm)
Basic dynamic load rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
NA 49 NA 59 NA 69 NA48 NKI d D C rs min Fda Da Cr
NCor N rpm g
(approx) OUTER RING INNER RINGMIN MAX MAX
32
——
NA 49/32——
———
NA 59/32—
————
NA 69/32
—————
NKI 32/20NKI 32/30
———
3232323232
0-0.012
4747525252
2030202736
0.30.30.60.60.6
3737404040
3434363636
3636393939
4545484848
28 20040 50031 30041 90053 500
50 10079 80047 90069 90095 700
11 00011 00010 00010 00010 000
121180165241295
NK37/20NK37/30RNA49/32RNA59/32RNA69/32
IR323720IR323730IR324020IR324027IR324036
35
——
NA 4907——
———
NA 5907—
————
NA 6907
—————
NKI 35/20NKI 35/30
———
3535353535
0-0.012
5050555555
2030202736
0.30.30.60.60.6
4040424242
3737393939
3939414141
4848515151
29 40042 30032 00042 90054 800
54 10086 10050 20073 200
100 000
10 00010 000
9 5009 5009 500
129192178256320
NK40/20NK40/30RNA4907RNA5907RNA6907
IR354020IR354030IR354220IR354227IR354236
38 ——
——
——
——
NKI 38/20NKI 38/30
3838
0-0.012
5353
2030
0.30.3
4343
4040
4242
5151
30 50043 700
58 10092 500
9 5009 500
136205
NK43/20NK43/30
IR384320IR384330
40
——
NA 4908——
———
NA 5908—
————
NA 6908
—————
NKI 40/20NKI 40/30
———
4040404040
0-0.012
5555626262
2030223040
0.30.30.60.60.6
4545484848
4242444444
4444474747
5353585858
31 10044 50041 60058 00071 300
60 10095 70067 400
103 000134 400
9 0009 0008 5008 5008 500
143215245348440
NK45/20NK45/30RNA4908RNA5908RNA6908
IR404520IR404530IR404822IR404830IR404840
42 ——
——
——
——
NKI 42/20NKI 42/30
4242
0-0.012
5757
2030
0.30.3
4747
4444
4646
5555
31 50045 200
62 30099 000
8 5008 500
149225
NK47/20NK47/30
IR424720IR424730
45
——
NA 4909——
———
NA 5909—
————
NA 6909
—————
NKI 45/25NKI 45/35
———
4545454545
0-0.012
6262686868
2535223040
0.60.60.60.60.6
5050525252
4949494949
49.549.5515151
5858646464
43 00058 10043 50060 70074 600
85 200125 500
73 400112 000147 100
8 0008 0007 5007 5007 500
230320285396520
NK50/25NK50/35RNA4909RNA5909RNA6909
IR455025IR455035IR455222IR455230IR455240
50
——
NA 4910——
———
NA 5910—
————
NA 6910
—————
NKI 50/25NKI 50/35
———
5050505050
0-0.012
6868727272
2535223040
0.60.60.60.60.6
5555585858
5454545454
54.554.5575757
6464686868
45 40061 30046 20064 40079 100
94 100138 300
82 100126 000163 800
7 5007 5007 0007 0007 000
270365295498530
NK55/25NK55/35RNA4910RNA5910RNA6910
IR505525IR505535IR505822IR505830IR505840
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
84 NOSE SEIKO CO.,LTD.
NA
MACHINED RING NEEDLE ROLLER BEARINGSWITH INNER RING
NA49,NA59,NA69,NA48,NKI TYPE■
NA49,NA59,NKI
na, n
KI
NA69
85NOSE SEIKO CO.,LTD.
NA49,NA59,NKI
dD
γ
F
γ
C
d Daa
na, n
KIFdD
C
γ
γ
NA69
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting dimensions (mm)
Basic dynamic load rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
NA 49 NA 59 NA 69 NA48 NKI d D C rs min Fda Da Cr
NCor N rpm g
(approx) OUTER RING INNER RINGMIN MAX MAX
55
——
NA 4911——
———
NA 5911—
————
NA 6911
—————
NKI 55/25NKI 55/35
———
5555555555
0-0.015
7272808080
2535253445
0.60.6111
6060636363
5959606060
59.559.5616161
6868757575
47 50064 10057 60082 60099 000
103 000151 000
97 300154 000194 200
6 5006 5006 5006 5006 500
275380410559730
NK60/25NK60/35RNA4911RNA5911RNA6911
IR556025IR556035IR556325IR556334IR556345
60
——
NA 4912——
———
NA 5912—
————
NA 6912
—————
NKI 60/25NKI 60/35
———
6060606060
0-0.015
8282858585
2535253445
0.60.6111
6868686868
6464646565
6666666666
7878808080
54 80072 10060 10086 100
103 000
116 700165 700104 900167 000210 800
6 0006 0006 0006 0006 000
395560440614785
NK68/25NK68/35RNA4912RNA5912RNA6912
IR606825IR606835IR606825IR606834IR606845
65
NA 4913———
—NA 5913
——
———
NA 6913
————
——
NKI 65/35—
65656565
0-0.015
90909090
25343545
110.61
72727372
70706970
70.570.57170.5
85858685
62 80089 90080 400
107 900
113 800180 000180 400226 500
5 5005 5005 5005 500
470655710840
RNA4913RNA5913NK73/35RNA6913
IR657225IR657234IR657335IR657245
70
——
NA 4914——
———
NA 5914—
————
NA 6914
—————
NKI 70/25NKI 70/35
———
7070707070
0-0.015
9595
100100100
2535304054
11111
8080808080
7575757575
7878787878
9090959595
59 40078 10083 200
112 000133 400
137 300194 200157 900232 000310 900
5 0005 0005 0005 0005 000
540755765
1 0601 400
NK80/25NK80/35RNA4914RNA5914RNA6914
IR708025IR708035IR708030IR708040IR708054
75
—NA 4915
———
———
NA 5915—
————
NA 6915
—————
NKI 75/25—
NKI 75/35——
7575757575
0-0.015
105105105105105
2530354054
11111
8585858585
8080808080
8383838383
100100100100100
76 40086 200
102 000116 000138 300
145 100169 700209 900249 000330 500
4 5004 5004 5004 5004 500
675810945
1 1301 480
NK85/25RNA4915NK85/35RNA5915RNA6915
IR758525IR758530IR758535IR758540IR758554
80
—NA 4916
———
———
NA 5916—
————
NA 6916
—————
NKI 80/25—
NKI 80/35——
8080808080
0-0.015
110110110110110
2530354054
11111
9090909090
8585858585
8888888888
105105105105105
77 40087 400
103 000117 000143 200
150 000174 600216 700257 000350 100
4 5004 5004 5004 5004 500
710855995
1 1501 560
NK90/25RNA4916NK90/35RNA5916RNA6916
IR809025IR809030IR809035IR809040IR809054
85
——
NA 4917——
———
NA 5917—
————
NA 6917
—————
NKI 85/26NKI 85/36
———
8585858585
0-0.020
115115120120120
2636354663
111.11.11.1
9595
100100100
909091.591.591.5
9393989898
110110113.5113.5113.5
79 700106 900109 800144 000172 600
158 900230 500244 200346 000466 800
4 2004 2004 0004 0004 000
7751 0801 2801 7602 340
NK95/26NK95/36RNA4917RNA5917RNA6917
IR859526IR859536IR8510035IR8510046IR8510063
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
86 NOSE SEIKO CO.,LTD.
NA
MACHINED RING NEEDLE ROLLER BEARINGSWITH INNER RING
NA49,NA59,NA69,NA48,NKI TYPE■
NA49,NA59,NA48,NKI
na, n
KI
NA69
87NOSE SEIKO CO.,LTD.
NA49,NA59,NA48,NKI
dD
γ
F
γ
C
d Daa
na, n
KI
NA69
FdD
C
γ
γ
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting dimensions (mm)
Basic dynamic load rating
Basic static load rating
Limiting speed＊
Mass Usable bearing designation
g
NA 49 NA 59 NA 69 NA48 NKI d D C rs min Fda Da Cr
NCor N rpm g
(approx) OUTER RING INNER RINGMIN MAX MAX
90
——
NA 4918——
———
NA 5918—
————
NA 6918
—————
NKI 90/26NKI 90/36
———
9090909090
0-0.020
120120125125125
2636354663
111.11.11.1
100100105105105
959596.596.596.5
9898
103103103
115115118.5118.5118.5
82 500109 800112 800148 000177 500
168 700244 200257 900365 000490 300
4 0004 0003 8003 8003 800
8201 1401 3501 8402 460
NK100/26NK100/36RNA4918RNA5918RNA6918
IR9010026IR9010036IR9010535IR9010546IR9010563
95
——
NA 4919——
———
NA 5919—
————
NA 6919
—————
NKI 95/26NKI 95/36
———
9595959595
0-0.020
125125130130130
2636354663
111.11.11.1
105105110110110
100100101.5101.5101.5
103103108108108
120120123.5123.5123.5
84 700112 800116 700152 000182 400
177 500257 900270 700384 000514 800
3 8003 8003 6003 6003 600
8601 1901 4201 9802 580
NK105/26NK105/36RNA4919RNA5919RNA6919
IR9510526IR9510536IR9511035IR9511046IR9511063
100——
NA 4920
———
———
———
NKI 100/30NKI 100/40
—
100100100
0-0.020
130130140
304040
1.11.11.1
110110115
106.5106.5106.5
108108113
123.5123.5133.5
105 900133 400145 000
239 300323 600329 000
3 6003 6003 500
1 0401 3801 960
NK110/30NK110/40RNA4920
IR10011030IR10011040IR10011540
110 —NA 4922
——
——
NA 4822—
——
110110
0-0.020
140150
3040
11.1
120125
115116.5
118123
135143.5
93 000152 000
239 000357 000
3 5003 000
1 2002 120
RNA4822RNA4922
IR11012030IR11012540
120 —NA 4924
——
——
NA 4824—
——
120120
0-0.020
150165
3045
11.1
130135
125126.5
128133
145158.5
97 000187 000
259 000435 000
3 0003 000
1 3002 960
RNA4824RNA4924
IR12013030IR12013545
130 —NA 4926
——
——
NA 4826—
——
130130
0-0.025
165180
3550
1.11.5
145150
136.5138
143148
158.5172
117 000216 000
340 000540 000
3 0002 500
1 9604 030
RNA4826RNA4926
IR13014535IR13015050
140 —NA 4928
——
——
NA 4828—
——
140140
0-0.025
175190
3550
1.11.5
155160
146.5148
153158
168.5182
121 000224 000
363 000580 000
2 5002 500
2 1004 290
RNA4828RNA4928
IR14015535IR14016050
150 — — — NA 4830 — 150 0-0.025 190 40 1.1 165 156.5 163 183.5 168 000 446 000 2 500 2 880 RNA4830 IR15016540
160 — — — NA 4832 — 160 0-0.025 200 40 1.1 175 166.5 173 193.5 173 000 474 000 2 500 3 050 RNA4832 IR16017540
＊ Suitable for oil lubrication. In case of grease lubrication, down to 60％ of this value.
88 NOSE SEIKO CO.,LTD.
RNA UU
MACHINED RING NEEDLE ROLLER BEARINGSSEALED, WITHOUT INNER RING
RNA49UU,RNA69UU,SEALED TYPE■
rna
UU
RNA69UURNA49UU,RNA69UU（Fw ≦ 35）
89NOSE SEIKO CO.,LTD.
Prepacked Grease
DD F
γ
w
C
a
rna
UUD F
C
γ
w
RNA69UURNA49UU,RNA69UU （Fw ≦ 35）
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting
dimensions (mm)
Basic dynamic load rating
Basic static load rating
Limiting speed (GREASE)
Mass Usable bearing designation
g
RNA 49UU RNA 69UU Fw D C rs min Da MAX Cr N
Cor N rpm g
(approx) INNER RING WITH INNER RING
14 RNA 4900UU — 14 +0.027+0.016 22 13 0.3 20 8 000 8 500 14 000 16 IRZ101414 NA4900UU
16 RNA 4901UU—
—RNA 6901UU
1616
+0.027+0.016
2424
1322
0.30.3
2222
8 40015 600
9 30020 400
12 00012 000
1830
IRZ121614IRZ121623
NA4901UUNA6901UU
20 RNA 4902UU—
—RNA 6902UU
2020
+0.033+0.020
2828
1323
0.30.3
2626
9 60018 400
11 70027 100
9 5009 500
2238
IRZ152014IRZ152024
NA4902UUNA6902UU
22 RNA 4903UU—
—RNA 6903UU
2222
+0.033+0.020
3030
1323
0.30.3
2828
10 30019 800
13 10030 600
8 5008 500
2340
IRZ172214IRZ172224
NA4903UUNA6903UU
25 RNA 4904UU—
—RNA 6904UU
2525
+0.033+0.020
3737
1730
0.30.3
3535
17 90033 000
20 50044 500
7 5007 500
5596
IRZ202518IRZ202531
NA4904UUNA6904UU
30 RNA 4905UU—
—RNA 6905UU
3030
+0.033+0.020
4242
1730
0.30.3
4040
20 30039 200
25 10058 600
6 5006 500
63110
IRZ253018IRZ253031
NA4905UUNA6905UU
35 RNA 4906UU—
—RNA 6906UU
3535
+0.041+0.025
4747
1730
0.30.3
4545
21 60040 100
28 40063 100
5 5005 500
71130
IRZ303518IRZ303531
NA4906UUNA6906UU
42 RNA 4907UU—
—RNA 6907UU
4242
+0.041+0.025
5555
2036
0.60.6
5151
30 10051 600
46 30092 600
4 5004 500
110200
IRZ354221IRZ354237
NA4907UUNA6907UU
48 RNA 4908UU—
—RNA 6908UU
4848
+0.041+0.025
6262
2240
0.60.6
5858
37 20063 700
58 300116 700
4 0004 000
150270
IRZ404823IRZ404841
NA4908UUNA6908UU
52 RNA 4909UU—
—RNA 6909UU
5252
+0.049+0.030
6868
2240
0.60.6
6464
38 80066 700
63 400126 500
3 5003 500
190355
IRZ455223IRZ455241
NA4909UUNA6909UU
58 RNA 4910UU—
—RNA 6910UU
5858
+0.049+0.030
7272
2240
0.60.6
6868
41 30070 800
71 100142 200
3 5003 500
180320
IRZ505823IRZ505841
NA4910UUNA6910UU
90 NOSE SEIKO CO.,LTD.
NA UU
MACHINED RING NEEDLE ROLLER BEARINGSSEALED, WITH INNER RING
NA49UU,NA69UU,SEALED TYPE■
NA49UU,NA69UU(d≦30)
na U
U
NA69UU
91NOSE SEIKO CO.,LTD.
Prepacked Grease
d DaaD
γ
Fd
γ
CB
NA49UU,NA69UU(d ≦ 30)
na U
U
NA69UU
FdD
C
γ
γ
B
Shaft Diameter
(mm)
Designation Dimensions (mm) Standard mounting dimensions (mm)
Basic dynamic load rating
Basic static load rating
Limiting speed (GREASE)
Mass Usable bearing designation
g
NA 49UU NA 69UU d D C B rs min Fda Da
MAXCr N
Cor N rpm g
(approx) OUTER RING INNER RINGMIN MAX
10 NA 4900UU — 10 0-0.008 22 13 14 0.3 14 12 13 20 8 000 8 500 14 000 25 RNA4900UU IRZ101414
12 NA 4901UU—
—NA 6901UU
1212
0-0.008
2424
1322
1423
0.30.3
1616
1414
1515
2222
8 40015 600
9 30020 400
12 00012 000
2846
RNA4901UURNA6901UU
IRZ121614IRZ121623
15 NA 4902UU—
—NA 6902UU
1515
0-0.008
2828
1323
1424
0.30.3
2020
1717
1919
2626
9 60018 400
11 70027 100
9 5009 500
3663
RNA4902UURNA6902UU
IRZ152014IRZ152024
17 NA 4903UU—
—NA 6903UU
1717
0-0.008
3030
1323
1424
0.30.3
2222
1919
2121
2828
10 30019 800
13 10030 600
8 5008 500
4069
RNA4903UURNA6903UU
IRZ172214IRZ172224
20 NA 4904UU—
—NA 6904UU
2020
0-0.010
3737
1730
1831
0.30.3
2525
2222
2424
3535
17 90033 000
20 50044 500
7 5007 500
78140
RNA4904UURNA6904UU
IRZ202518IRZ202531
25 NA 4905UU—
—NA 6905UU
2525
0-0.010
4242
1730
1831
0.30.3
3030
2727
2929
4040
20 30039 200
25 10058 600
6 5006 500
93162
RNA4905UURNA6905UU
IRZ253018IRZ253031
30 NA 4906UU—
—NA 6906UU
3030
0-0.010
4747
1730
1831
0.30.3
3535
3232
3434
4545
21 60040 100
28 40063 100
5 5005 500
106185
RNA4906UURNA6906UU
IRZ303518IRZ303531
35 NA 4907UU—
—NA 6907UU
3535
0-0.012
5555
2036
2137
0.60.6
4242
3939
4141
5151
30 10051 600
46 30092 600
4 5004 500
179320
RNA4907UURNA6907UU
IRZ354221IRZ354237
40 NA 4908UU—
—NA 6908UU
4040
0-0.012
6262
2240
2341
0.60.6
4848
4444
4747
5858
37 20063 700
58 300116 700
4 0004 000
245440
RNA4908UURNA6908UU
IRZ404823IRZ404841
45 NA 4909UU—
—NA 6909UU
4545
0-0.012
6868
2240
2341
0.60.6
5252
4949
5151
6464
38 80066 700
63 400126 500
3 5003 500
290510
RNA4909UURNA6909UU
IRZ455223IRZ455241
50 NA 4910UU—
—NA 6910UU
5050
0-0.012
7272
2240
2341
0.60.6
5858
5454
5757
6868
41 30070 800
71 100142 200
3 5003 500
300530
RNA4910UURNA6910UU
IRZ505823IRZ505841
