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Edmonton, AB (Head Office) 9211 - 41 Avenue NW 780.438.6055 www.hitechseals.com 92 Imperial Seals Piston Rings Ring Materials: Temp. Range 15% Glass filled PTFE -268°C to 288°C 40% Bronze filled PTFE -268°C to 288°C 40% Glass Reinforced Nylon -240°C to 149°C 15% Graphite Filled PTFE -72°C to 232°C 15% Glass, 5% Moly Filled PTFE -72°C to 260°C 25% Carbon Graphite Filled PTFE -268°C to 288°C Loader Materials: Nitrile -40°C to 120°C Viton®/Fluorocarbon -26°C to 204°C Product Description: Piston rings are excellent for sealing in hydraulic and pneumatic cylinder applications. e piston ring provides an excellent low friction and strong chemical resistance. By changing the components’ materials we can change the temperature range, frictional characteristics, extrusion resistance and wearability of the piston seal. Part Numbers: ___ ___ ___ - ___ ___ ___ ___ ___ ___ O.D. Material RPS - Rectangular SPS - Square AQ - AQ Seal - CAT* SCP - Step Cut CI - Cast Iron ___ ___ ___ - ___ ___ ___ ___ ___ ___ ___ O.D. Width Example: SPS - 4000 - 4.000” O.D. 15% glass filled PTFE Square Piston Seal with a -153 Nitrile O-ring Loader. CAT* 2 Piece Rectangular (RPS) Square (SPS) Step Cut (SCP) *Caterpillar equivalent style AQ Seal Cast Iron (CI) Piston Rings
Transcript
Page 1: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW780.438.6055

www.hitechseals.com92

Imperial SealsPiston Rings

Ring Materials: Temp. Range15% Glass filled PTFE -268°C to 288°C

40% Bronze filled PTFE -268°C to 288°C

40% Glass Reinforced Nylon -240°C to 149°C

15% Graphite Filled PTFE -72°C to 232°C

15% Glass, 5% Moly Filled PTFE -72°C to 260°C

25% Carbon Graphite Filled PTFE -268°C to 288°C

Loader Materials:Nitrile -40°C to 120°C

Viton®/Fluorocarbon -26°C to 204°C

Product Description:Piston rings are excellent for sealing in hydraulic and pneumatic cylinder applications. The piston ring provides an excellent low friction and strong chemical resistance. By changing the components’ materials we can change the temperature range, frictional characteristics, extrusion resistance and wearability of the piston seal.

Part Numbers:___ ___ ___ - ___ ___ ___ ___ ___ ___

O.D. Material

RPS - RectangularSPS - SquareAQ - AQ Seal

- CAT*

SCP - Step CutCI - Cast Iron

___ ___ ___ - ___ ___ ___ ___ ___ ___ ___

O.D. Width

Example: SPS - 4000 - 4.000” O.D. 15% glass filled PTFE Square Piston Seal with a -153 Nitrile O-ring Loader.

CAT* 2 PieceRectangular (RPS) Square (SPS) Step Cut (SCP)

*Caterpillar equivalent styleAQ Seal Cast Iron (CI)

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Page 2: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW

780.438.6055www.hitechseals.com 93

Imperial Seals Piston Rings

Groove Dimensions Ring Dimensions

Part Number

ABore Diameter +0.025/-0.000

BWidth

CDepth O.D. Width C/S

LoaderDash No.

RPS 1000 1.000 0.125 - 0.128 0.155 - 0.157 1.030 - 1.036 0.116 - 0.121 0.067 - 0.073 -115RPS 1250 1.250 0.125 - 0.128 0.155 - 0.157 1.280 - 1.287 0.116 - 0.121 0.067 - 0.073 -119RPS 1500 1.500 0.125 - 0.128 0.155 - 0.157 1.530 - 1.539 0.116 - 0.121 0.067 - 0.073 -123RPS 1750 1.750 0.125 - 0.128 0.155 - 0.157 1.780 - 1.790 0.116 - 0.121 0.067 - 0.073 -127RPS 2000 2.000 0.125 - 0.128 0.155 - 0.157 2.030 - 2.042 0.116 - 0.121 0.067 - 0.073 -131RPS 2250 2.250 0.125 - 0.128 0.155 - 0.157 2.280 - 2.293 0.116 - 0.121 0.067 - 0.073 -135RPS 2500 2.500 0.125 - 0.128 0.155 - 0.157 2.530 - 2.547 0.116 - 0.121 0.067 - 0.073 -139

RPS 2750 2.750 0.125 - 0.128 0.155 - 0.157 2.780 - 2.796 0.116 - 0.121 0.067 - 0.073 -143

RPS 3000 3.000 0.278 - 0.280 0.278 - 0.280 3.030 - 3.048 0.269 - 0.274 0.087 - 0.093 -333RPS 3250 3.250 0.278 - 0.280 0.278 - 0.280 3.280 - 3.299 0.269 - 0.274 0.087 - 0.093 -335RPS 3500 3.500 0.278 - 0.280 0.278 - 0.280 3.530 - 3.551 0.269 - 0.274 0.087 - 0.093 -337RPS 3750 3.750 0.278 - 0.280 0.278 - 0.280 3.780 - 3.802 0.269 - 0.274 0.087 - 0.093 -339RPS 4000 4.000 0.278 - 0.280 0.278 - 0.280 4.030 - 4.054 0.269 - 0.274 0.087 - 0.093 -341RPS 4250 4.250 0.278 - 0.280 0.278 - 0.280 4.280 - 4.305 0.269 - 0.274 0.087 - 0.093 -343RPS 4500 4.500 0.278 - 0.280 0.278 - 0.280 4.530 - 4.557 0.269 - 0.274 0.087 - 0.093 -345RPS 4750 4.750 0.278 - 0.280 0.278 - 0.280 4.780 - 4.809 0.269 - 0.274 0.087 - 0.093 -347RPS 5000 5.000 0.278 - 0.280 0.278 - 0.280 5.030 - 5.060 0.269 - 0.274 0.087 - 0.093 -349RPS 5250 5.250 0.375 - 0.380 0.387 - 0.392 5.280 - 5.311 0.362 - 0.367 0.137 - 0.147 -425RPS 5500 5.500 0.375 - 0.380 0.387 - 0.392 5.530 - 5.563 0.362 - 0.367 0.137 - 0.147 -427RPS 5750 5.750 0.375 - 0.380 0.387 - 0.392 5.780 - 5.814 0.362 - 0.367 0.137 - 0.147 -429RPS 6000 6.000 0.375 - 0.380 0.387 - 0.392 6.030 - 6.066 0.362 - 0.367 0.137 - 0.147 -431RPS 6500 6.500 0.375 - 0.380 0.387 - 0.392 6.530 - 6.569 0.362 - 0.367 0.137 - 0.147 -435RPS 7000 7.000 0.375 - 0.380 0.387 - 0.392 7.030 - 7.073 0.362 - 0.367 0.137 - 0.147 -438RPS 7500 7.500 0.375 - 0.380 0.387 - 0.392 7.530 - 7.575 0.362 - 0.367 0.137 - 0.147 -440RPS 8000 8.000 0.375 - 0.380 0.387 - 0.392 8.030 - 8.078 0.362 - 0.367 0.137 - 0.147 -442RPS 8500 8.500 0.375 - 0.380 0.387 - 0.392 8.530 - 8.581 0.362 - 0.367 0.137 - 0.147 -444RPS 9000 9.000 0.375 - 0.380 0.445 - 0.450 9.030 - 9.081 0.362 - 0.367 0.195 - 0.210 -445RPS 9500 9.500 0.375 - 0.380 0.445 - 0.450 9.530 - 9.587 0.362 - 0.367 0.195 - 0.210 -446RPS 10000 10.000 0.375 - 0.380 0.445 - 0.450 10.030 - 10.090 0.362 - 0.367 0.195 - 0.210 -447RPS 11000 11.000 0.375 - 0.380 0.445 - 0.450 11.030 - 11.096 0.362 - 0.367 0.195 - 0.210 -449RPS 12000 12.000 0.375 - 0.380 0.445 - 0.450 12.030 - 12.102 0.362 - 0.367 0.195 - 0.210 -451

Loader information is available in the O-ring section, which starts on page 1.

Standard material: Bronze filled PTFE ring with a Nitrile loader.RPS Style - used in medium duty applications.

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Page 3: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW780.438.6055

www.hitechseals.com94

Imperial SealsPiston Rings

Loader information is available in the O-ring section, which starts on page 1.

Groove Dimensions Ring Dimensions

Part Number

DBore Diameter

± 0.001

A± 0.002

B± 0.002

C± 0.002

O.D.± 0.5%

C/S± 0.010

Loader Dash No.

SPS 0500 0.500 0.241 0.497 0.083 0.511 0.070* -009

SPS 0750 0.750 0.491 0.747 0.083 0.761 0.070* -013

SPS 1000 1.000 0.741 0.997 0.083 1.011 0.070* -017

SPS 1250 1.250 0.991 1.247 0.083 1.261 0.070* -022

SPS 1500 1.500 1.241 1.497 0.083 1.511 0.070* -025

SPS 1750 1.750 1.360 1.747 0.122 1.771 0.109 -125

SPS 2000 2.000 1.606 1.996 0.130 2.024 0.115 -129

SPS 2250 2.250 1.856 2.246 0.130 2.274 0.115 -133

SPS 2500 2.500 2.106 2.496 0.130 2.524 0.115 -137

SPS 2750 2.750 2.356 2.746 0.130 2.774 0.115 -141

SPS 3000 3.000 2.606 2.996 0.130 3.026 0.115 -145

SPS 3250 3.250 2.856 3.246 0.130 3.276 0.115 -149

SPS 3500 3.500 3.106 3.496 0.130 3.526 0.115 -151

SPS 3750 3.750 3.356 3.746 0.130 3.776 0.115 -152

SPS 4000 4.000 3.606 3.996 0.130 4.026 0.115 -153

SPS 4250 4.250 3.856 4.246 0.130 4.278 0.115 -154

SPS 4500 4.500 4.106 4.496 0.130 4.528 0.115 -155

SPS 4750 4.750 4.356 4.746 0.130 4.778 0.115 -156

SPS 5000 5.000 4.606 4.996 0.130 5.028 0.115 -157

SPS 5250 5.250 4.856 5.246 0.130 5.280 0.115 -158

SPS 5500 5.500 5.106 5.496 0.130 5.530 0.115 -159

SPS 5750 5.750 5.232 5.746 0.159 5.780 0.143 -251

SPS 6000 6.000 5.482 5.996 0.159 6.030 0.143 -253

SPS 6250 6.250 5.732 6.246 0.159 6.282 0.143 -255

SPS 6500 6.500 5.982 6.496 0.159 6.532 0.143 -257

SPS 6750 6.750 6.232 6.746 0.159 6.782 0.143 -258

SPS 7000 7.000 6.482 6.996 0.159 7.037 0.143 -259

Standard material: 15% glass filled PTFE ring with a Nitrile loader.SPS Style - used in light duty applications.

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Page 4: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW

780.438.6055www.hitechseals.com 95

Imperial Seals Piston Rings

Groove Dimensions Ring Dimensions

Part Number

DBore Diameter

± 0.001

A± 0.002

B± 0.002

C± 0.002

O.D.± 0.5%

C/S± 0.010

Loader Dash No.

SPS 7250 7.250 6.732 7.246 0.159 7.286 0.143 -260

SPS 7500 7.500 6.982 7.496 0.159 7.537 0.143 -261

SPS 7750 7.750 7.232 7.746 0.159 7.789 0.143 -262

SPS 8000 8.000 7.482 7.996 0.159 8.040 0.143 -263

SPS 8250 8.250 7.732 8.246 0.159 8.291 0.143 -264

SPS 8500 8.500 7.982 8.496 0.159 8.543 0.143 -265

SPS 8750 8.750 8.232 8.746 0.159 8.794 0.143 -266

SPS 9000 9.000 8.482 8.996 0.159 9.045 0.143 -267

SPS 9250 9.250 8.732 9.246 0.159 9.296 0.143 -268

SPS 9500 9.500 8.982 9.496 0.159 9.546 0.143 -269

SPS 9750 9.750 9.232 9.746 0.159 9.799 0.143 -270

SPS 10000 10.000 9.482 9.996 0.159 10.050 0.143 -271

SPS 10250 10.250 9.732 10.246 0.159 10.301 0.143 -272

SPS 10500 10.500 9.982 10.496 0.159 10.550 0.143 -273

SPS 10750 10.750 10.232 10.746 0.159 10.804 0.143 -274

SPS 11000 11.000 10.482 10.996 0.159 11.055 0.143 -275

SPS 11500 11.500 10.982 11.496 0.159 11.558 0.143 -276

SPS 12000 12.000 11.482 11.996 0.159 12.060 0.143 -277

SPS 13000 13.000 12.482 12.996 0.159 13.065 0.143 -278

Loader information is available in the O-ring section, which starts on page 1.

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Page 5: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW780.438.6055

www.hitechseals.com96

Imperial SealsPiston Rings

Part Number

Nominal Dimensions Groove Dimensions

O.D. C/SDepth+0.000-0.002

Width+0.005-0.000

SCP 2000282 2 9/32 0.269 0.282

SCP 2250282 2 - 1/4 9/32 0.269 0.282

SCP 2500282 2 - 1/2 9/32 0.269 0.282

SCP 2500312 2 - 1/2 5/16 0.296 0.312

SCP 2750282 2 - 3/4 9/32 0.269 0.282

SCP 3000282 3 9/32 0.279 0.282

SCP 3000312 3 5/16 0.296 0.312

SCP 3250282 3 - 1/4 9/32 0.279 0.282

SCP 3500282 3 - 1/2 9/32 0.279 0.282

SCP 3500312 3 - 1/2 5/16 0.296 0.312

SCP 3750282 3 - 3/4 9/32 0.279 0.282

SCP 4000282 4 9/32 0.279 0.282

SCP 4000312 4 5/16 0.296 0.312

SCP 4250282 4 - 1/4 9/32 0.279 0.282

SCP 4500282 4 - 1/2 9/32 0.279 0.282

SCP 4500312 4 - 1/2 5/16 0.296 0.312

SCP 4500375 4 - 1/2 3/8 0.380 0.377

SCP 5000282 5 9/32 0.279 0.282

SCP 5000375 5 3/8 0.380 0.377

SCP 5250375 5 - 1/4 3/8 0.380 0.377

SCP 5500375 5 - 1/2 3/8 0.380 0.377

SCP 6000375 6 3/8 0.380 0.377

SCP 6500375 6 - 1/2 3/8 0.380 0.377

SCP 7000375 7 3/8 0.380 0.377

SCP 7500375 7 - 1/2 3/8 0.380 0.377

SCP 8000375 8 3/8 0.380 0.377

SCP 8500375 8 - 1/2 3/8 0.380 0.377

SCP 9000375 9 3/8 0.438 0.377

SCP 9500375 9 - 1/2 3/8 0.438 0.377

SCP 10000375 10 3/8 0.438 0.377

SCP 12000375 12 3/8 0.438 0.377

SCP - ___ ___ ___ ___ ___ ___ ___

O.D. Width

Standard Material: 40% glass reinforced Nylon ring and a 90 Durometer Peroxide cured oval Nitrile O-ring.

SCP Style - Can withstand much higher pressure than RPS and SPS designs. The SCP style also provides easier installation because of the split profile.

Additional sizes and dimensional information is available through a Hi-Tech Seals’ sales representative.

O.D.

C/S

Step Cut

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Page 6: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW

780.438.6055www.hitechseals.com 97

Imperial Seals Piston Rings

Part Number CAT Number O.D. Height LengthCAT 3000 6J1972 3.000 0.285 - 0.289 0.185 - 0.190

CAT 4000 5J5402 4.000 0.355 - 0.359 0.250 - 0.255

CAT 4500 5J4986 4.500 0.355 - 0.359 0.250 - 0.255

CAT 5500 5J4988 5.500 0.420 - 0.424 0.375 - 0.380

CAT 6000 5J4989 6.000 0.490 - 0.494 0.375 - 0.380

CAT 6250 5J4990 6.250 0.490 - 0.494 0.375 - 0.380

CAT 6500 5J4991 6.500 0.490 - 0.494 0.375 - 0.380

CAT 7000 5J4997 7.000 0.475 - 0.479 0.375 - 0.381

CAT 8250 5J5559 8.250 0.535 - 0.539 0.375 - 0.380

CAT - ___ ___ ___ ___

O.D.

Hi-Tech Seals’ Caterpillar parts are not original equipment parts. Caterpillar part numbers are only provided as a reference.

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Page 7: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW780.438.6055

www.hitechseals.com98

Imperial SealsPiston Rings

(E)

Seal Dimensions Dash No. Gland DimensionsDiametrical Clearance**

Part Number*

GlandO.D.

C/S ± 0.003

Height (Axial)

O.D. Loader

I.D. Loader

I.D.Axial

Height(W)

Radial Height

(L)Radius

(R)1000 PSI

3000 PSI

AQ 2000 2 0.130 0.285 -031 -324 1.384 0.288/0.293 0.308 0.025 0.024 0.008

AQ 2250 2 - 1/4 0.130 0.285 -032 -326 1.634 0.288/0.293 0.308 0.025 0.024 0.008

AQ 2500 2 - 1/2 0.130 0.285 -034 -328 1.884 0.288/0.293 0.308 0.025 0.024 0.008

AQ 2750 2 - 3/4 0.130 0.285 -036 -330 2.134 0.288/0.293 0.308 0.025 0.024 0.008

AQ 3000 3 0.130 0.285 -038 -332 2.384 0.288/0.293 0.308 0.025 0.024 0.008

AQ 3500 3 - 1/2 0.130 0.285 -041 -336 2.884 0.288/0.293 0.308 0.025 0.024 0.008

AQ 4000 4 0.130 0.285 -043 -340 3.384 0.288/0.293 0.308 0.025 0.024 0.008

AQ 4500 4 - 1/2 0.130 0.285 -045 -344 3.884 0.288/0.293 0.308 0.025 0.024 0.008

AQ 5000 5 0.130 0.285 -047 -348 4.384 0.288/0.293 0.308 0.025 0.024 0.008

AQ 5500 5 - 1/2 0.187 0.370 -252 -426 4.660 0.375/0.380 0.420 0.035 0.030 0.010

AQ 6000 6 0.187 0.370 -256 -430 5.160 0.375/0.380 0.420 0.035 0.030 0.010

AQ 6500 6 - 1/2 0.187 0.370 -259 -434 5.660 0.375/0.380 0.420 0.035 0.030 0.010

AQ 7000 7 0.187 0.370 -261 -437 6.160 0.375/0.380 0.420 0.035 0.030 0.010

AQ 7500 7 - 1/2 0.187 0.370 -263 -439 6.660 0.375/0.380 0.420 0.035 0.030 0.010

AQ 8000 8 0.187 0.370 -265 -441 7.160 0.375/0.380 0.420 0.035 0.030 0.010

AQ 8500 8 - 1/2 0.187 0.370 -267 -443 7.660 0.375/0.380 0.420 0.035 0.030 0.010

AQ 9000 9 0.187 0.370 -269 -445 8.160 0.375/0.380 0.420 0.035 0.030 0.010

AQ 9500 9 - 1/2 0.187 0.370 -272 -446 8.660 0.375/0.380 0.420 0.035 0.030 0.010

AQ 10000 10 0.187 0.370 -273 -447 9.160 0.375/0.380 0.420 0.035 0.030 0.010

The above chart represents our standard sizes. Custom sizes are available upon request. For pressures exceeding 3000 PSI consult a Hi-Tech Seals’ sales representative.

O.D. I.D.

L

EW

Standard Material: 40% bronze filled PTFE with two Nitrile quad O-rings.

AQ Seal - commonly used in piston accumulators and medium duty hydraulic cylinders

AQ Seals

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Page 8: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW

780.438.6055www.hitechseals.com 99

Imperial Seals Piston Rings

A B C W D R E

Part Number

SealO.D.

Seal Width Seal C/S Split Gap Groove Width Min. Groove Depth

Groove Root

Radius

Max. Extrusion

GapMin. Max. Min. Max. Min. Max. Min. Max.CI 1500 1.500 0.123 0.124 0.052 0.067 0.005 0.015 0.126 0.128 0.082 0.010 0.018

CI 1625 1.625 0.123 0.124 0.056 0.071 0.005 0.015 0.126 0.128 0.086 0.010 0.019

CI 1750 1.750 0.123 0.124 0.060 0.075 0.005 0.015 0.126 0.128 0.090 0.010 0.020

CI 1875 1.875 0.123 0.124 0.060 0.075 0.005 0.015 0.126 0.128 0.090 0.010 0.020

CI 2000 2.000 0.123 0.124 0.060 0.075 0.005 0.015 0.126 0.128 0.090 0.010 0.020

CI 2250 2.250 0.186 0.187 0.070 0.085 0.005 0.015 0.189 0.191 0.100 0.010 0.023

CI 2375187 2.375 0.186 0.187 0.076 0.091 0.005 0.015 0.189 0.191 0.106 0.010 0.025

CI 2500 2.500 0.186 0.187 0.082 0.097 0.005 0.015 0.189 0.191 0.112 0.010 0.027

CI 2500125 2.500 0.123 0.124 0.082 0.097 0.005 0.015 0.126 0.128 0.112 0.010 0.027

CI 2625 2.625 0.186 0.187 0.087 0.102 0.005 0.015 0.189 0.191 0.117 0.010 0.028

CI 2750 2.750 0.186 0.187 0.091 0.106 0.005 0.015 0.189 0.191 0.121 0.010 0.030

CI 2750125 2.750 0.123 0.124 0.091 0.106 0.005 0.015 0.126 0.128 0.121 0.010 0.030

CI 2875 2.875 0.186 0.187 0.093 0.108 0.005 0.015 0.189 0.191 0.123 0.010 0.030

CI 3000 3.000 0.186 0.187 0.095 0.110 0.005 0.015 0.189 0.191 0.125 0.010 0.031

CI 3000125 3.000 0.123 0.124 0.095 0.110 0.005 0.015 0.126 0.128 0.125 0.010 0.031

CI 3000250 3.000 0.248 0.249 0.095 0.110 0.005 0.015 0.251 0.253 0.125 0.010 0.031

CI 3000312 3.000 0.310 0.311 0.095 0.110 0.005 0.015 0.313 0.315 0.125 0.010 0.031

CI 3250 3.250 0.186 0.187 0.103 0.118 0.005 0.015 0.189 0.191 0.133 0.010 0.033

CI 3250125 3.250 0.123 0.124 0.103 0.118 0.005 0.015 0.126 0.128 0.133 0.010 0.033

CI 3500 3.500 0.186 0.187 0.109 0.124 0.005 0.015 0.189 0.191 0.139 0.010 0.035

CI 3502 3.500 0.123 0.124 0.109 0.124 0.005 0.015 0.126 0.128 0.139 0.010 0.035

CI 3750 3.750 0.248 0.249 0.115 0.130 0.005 0.015 0.251 0.253 0.145 0.010 0.037

CI 3875 3.875 0.248 0.249 0.123 0.138 0.005 0.015 0.251 0.253 0.153 0.010 0.039

CI 4000 4.000 0.248 0.249 0.127 0.142 0.005 0.015 0.251 0.253 0.157 0.010 0.040

WE

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Page 9: Piston Ringshi-techseals.com/pdfs/2012 catalog/piston_rings_imp.pdf · Edmonton AB ea O˜ce) 9211 41 Avenu W 780.438.6055 93 Imperial Seals Piston Rings Groove Dimensions Ring Dimensions

Edmonton, AB (Head Office)9211 - 41 Avenue NW780.438.6055

www.hitechseals.com100

Imperial SealsPiston Rings

A B C W D R E

Part Number

SealO.D.

Seal Width Seal C/S Split Gap Groove Width Min. Groove Depth

Groove Root

Radius

Max. Extrusion

GapMin. Max. Min. Max. Min. Max. Min. Max.CI 4000187 4.000 0.186 0.187 0.127 0.142 0.005 0.015 0.189 0.191 0.157 0.010 0.040

CI 4000312 4.000 0.310 0.311 0.127 0.142 0.005 0.015 0.313 0.315 0.157 0.010 0.040

CI 4250 4.250 0.248 0.249 0.135 0.150 0.005 0.015 0.251 0.253 0.165 0.010 0.043

CI 4250187 4.250 0.186 0.187 0.135 0.150 0.005 0.015 0.189 0.191 0.165 0.010 0.043

CI 4500 4.500 0.248 0.249 0.145 0.160 0.005 0.015 0.251 0.253 0.175 0.010 0.046

CI 4500187 4.500 0.186 0.187 0.145 0.160 0.005 0.015 0.189 0.191 0.175 0.010 0.046

CI 4750 4.750 0.248 0.249 0.152 0.167 0.010 0.020 0.251 0.253 0.182 0.010 0.048

CI 5000 5.000 0.248 0.249 0.160 0.175 0.010 0.020 0.251 0.253 0.190 0.010 0.050

CI 5000187 5.000 0.186 0.186 0.160 0.175 0.010 0.020 0.189 0.191 0.190 0.010 0.050

CI 5000312 5.000 0.310 0.311 0.160 0.175 0.010 0.020 0.313 0.315 0.190 0.010 0.050

CI 5250 5.250 0.248 0.249 0.166 0.181 0.010 0.020 0.251 0.253 0.196 0.010 0.052

CI 5500 5.500 0.248 0.249 0.175 0.190 0.010 0.020 0.251 0.253 0.205 0.010 0.055

CI 550187 5.500 0.186 0.187 0.175 0.190 0.010 0.020 0.189 0.191 0.205 0.010 0.055

CI 6000 6.000 0.310 0.311 0.191 0.206 0.010 0.020 0.313 0.315 0.221 0.010 0.060

CI 6000250 6.000 0.248 0.249 0.191 0.206 0.010 0.020 0.251 0.253 0.221 0.010 0.060

CI 6500 6.500 0.310 0.311 0.211 0.226 0.010 0.020 0.313 0.315 0.241 0.010 0.066

CI 6750250 6.750 0.248 0.249 0.219 0.234 0.010 0.020 0.251 0.253 0.249 0.010 0.068

CI 7000 7.000 0.310 0.311 0.228 0.243 0.010 0.200 0.313 0.315 0.258 0.010 0.071

CI 7500250 7.500 0.248 0.249 0.244 0.259 0.010 0.020 0.251 0.253 0.274 0.010 0.075

CI 8000 8.000 0.372 0.373 0.260 0.275 0.010 0.020 0.375 0.377 0.290 0.010 0.080

CI 8000312 8.000 0.310 0.311 0.260 0.275 0.010 0.020 0.313 0.315 0.290 0.010 0.080

CI 8500250 8.500 0.248 0.249 0.275 0.290 0.010 0.020 0.251 0.253 0.305 0.010 0.085

CI 9000 9.000 0.372 0.373 0.294 0.309 0.010 0.020 0.375 0.377 0.324 0.010 0.090

CI 9000500 9.000 0.497 0.498 0.294 0.309 0.010 0.020 0.500 0.502 0.324 0.010 0.090

CI 10000 10.000 0.371 0.373 0.317 0.332 0.010 0.020 0.375 0.377 0.347 0.010 0.097

CI 12500500 12.500 0.496 0.498 0.389 0.419 0.010 0.020 0.500 0.502 0.434 0.010 0.121

Cast Iron

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Rin

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