Caterpillar Seal, O-Ring Kit, CTPSN75

Multi-Purpose Nitrile O-Ring Kit 
Kit Comes In Suitcase Style Storage Case and Contains The Most Popular O-Ring Sizes (381 Pieces / 30 Sizes) 
Material: Nitrile 75 Hardness, substantially improving the lifetime of the component. Resistant To: Silicone Oils And Greases, Water, Hydraulic Fluids And Chemicals - Attacked By: Ozone, Ketones, Phosphate Ester, Hydraulic Fluids And Strong Acids
CTP O-Rings can be use in any industrial application from automotive to heavy equipment. For more information about the differences between O-Rings, please see the chart below:
AS568A Dash No. ID x Cross Section (mm) Actual Size (inch) ID OD Section Qty In Kit 006 2.900 x 1.780 0.114 x .070 1/8 1/4 1/16 20 007 3.680 x 1.780 0.145 x .070 5/32 9/32 1/16 20 008 4.470 x 1.780 0.176 x .070 3/16 5/16 1/16 20 009 5.280 x 1.780 0.208 x .070 7/32 11/32 1/16 20 010 6.070 x 1.780 0.239 x .070 1/4 3/8 1/16 20 011 7.650 x 1.780 0.301 x .070 5/16 7/16 1/16 20 012 9.250 x 1.780 0.364 x .070 3/8 1/2 1/16 20 110 9.190 x 2.620 0.362 x .103 3/8 9/16 3/32 13 111 10.770 x 2.620 0.424 x .103 7/16 5/8 3/4 3/32 13 112 12.370 x 2.620 0.487 x .103 1/2 11/16 3/32 13 113 13.940 x 2.620 0.549 x .103 9/16 3/4 3/32 13 114 15.540 x 2.620 0.612 x .103 5/8 13/16 3/32 13 115 17.120 x 2.620 0.674 x .103 11/16 7/8 3/32 13 116 18.720 x 2.620 0.737 x .103 3/4 15/16 3/32 13 210 18.640 x 3.530  0.734 x .139 3/4 1 1/8 10 211 20.220 x 3.530 0.796 x .139 13/16 1-1/16 1/8 10 212 21.820 x 3.530 0.859 x .139 7/8 1-1/8 1/8 10 213 23.390 x 3.530 0.921 x .139 15/16 1-3/16 1/8 10 214 24.990 x 3.530 0.984 x .139 1 1-1/4 1/8 10 215 26.570 x 3.530 1.046 x .139 1-1/16 1-5/16 1/8 10 216 28.170 x 3.530 1.109 x .139 1-1/8 1-3/8 1/8 10 217 29.740 x 3.530 1.171 x .139 1-3/16 1-7/16 1/8 10 218 31.340 x 3.530 1.234 x .139 1-1/4 1-1/2 1/8 10 219 32.920 x 3.530 1.296 x .139 1-5/16 1-9/16 1/8 10 220 34.520 x 3.530 1.359 x .139 1-3/8 1-5/8 1/8 10 221 36.090 x 3.530 1.421 x .139 1-7/16 1-11/16 1/8 10 222 37.690 x 3.530 1.484 x .139 1-1/2 1-3/4 1/8 10 325 37.470 x 5.330 1.475 x .210 1-1/2 1-7/8 1/4 7 326 40.640 x 5.330 1.600 x .210 1-5/8 2 1/4 7 327 43.820 x 5.330 1.725 x .210 1-3/4 2-1/8 1/4 7
Symbol Material Temperature Resistance
(Celsius) Resistance to: Attacked by: EPDM E.P. (Ethylene Propylene) -55 to +150 Water, Steam, Break Fluids, Alcohol Mineral Oil, Solvents, Aromatic Hydrocarbons NBR Nitrile (NBR) -40 to +120 Silicone Oils and greases, Water, Hydraulic fluids, Chemicals Ozone, Ketones, Phosphate ester, Hydraulic Fluids, Strong Acids HNBR Hydrogenated Nitrile Rubber -40 to +125 Similar to NBR but with improved chemical resistance and higher temperature. Mostly use in Automotive and Oil applications Similar to NBR CR Neoprene / Chloroprene -40 to +120 Oxygen, Ozone, UV light, Oils Hydrocarbons (aromatic, chlorinated, nitro), Ketones, Esters, Strong oxidizing acids ACR Acrylic 0 to +150 Automatic transmission fluid, Hot oils, Ozone, Fats Alcohol, Water, Alkalis, Brake fluids, Glycols URE Urethane -55 to +80 Oxygen, Ozone, Fuel, Oils Ketones, Acids, Esters, Hydrocarbons SIL Silicone -55 to +250 Oxygen, Ozone, UV light, Oxidizing chemicals Oils, Ketones, Concentrated acids, Water FKM Fluorocarbon / Viton -18 to +200 Fuels and Oils, Hydraulic Fluids, Solvents, Oxidative Environments Ammonia, Strong Caustic, Certain Polar Solvents

Our Caterpillar parts are made with premium OEM quality materials to ensure strength and durability. We design and manufacture these parts to withstand the extreme conditions found in todays heavy duty equipment.