NEW CATERPILLAR 129-1610

Cross Section Diameter (in): 0.139
Inside Diameter (in): 5.859
SAE AS568 Dash Size: -257
Hardness (Shore A): 78
Outside Diameter (in): 155.88
Color: Black
Material: HNBR - Hydrogenated Nitrile,HNBR (78),HNBR
Material Description: HNBR rubber is capable of service temperatures of -40 to 115C and is resistant to fuel, oils, lubricants and offers good abrasion and cut resistance.
Coating: None
Polymer: HNBR (Hydrogenated nitrile)
Applications: Automotive air conditioner seals; High temperature flex boot seals; High temperature power steering seals; Higher temperature hydraulic seals; Middle cylinder liner seals
Not Compatible With: Aromatic and oxygenated gasolines; Automotive and aircraft brake fluids; Chlorinated hydrocarbons; Ethers; Ketones; Phosphate ester fluids
Compatible With: Abrasion resistant; Diesel fuels; Diester lubricants; Ozone; Petroleum oils, greases; Refrigerant HFC - 134a (Non-Freon); Silicone fluids; Steam; Water base engine coolants
Dash Size (in): 257
Temperature (°F): -40° - 275°
Material Hardness: 78A
Seal/O-Ring Type: Standard
Primary Sealing Material: Rubber