CAT® Seal O-Ring 1090077

SKU: 1090077

Brand: CATERPILLAR

Applications: Automotive air conditioner seals; High temperature flex boot seals; High temperature power steering seals; Higher temperature hydraulic seals; Middle cylinder liner seals Coating: PTFE - Polytetrafluoroethylene Compatible With: Abrasion resistant; Diesel fuels; Diester lubricants; Ozone; Petroleum oils, greases; Refrigerant HFC - 134a (Non-Freon); Silicone fluids; Steam; Water base engine coolants

CAT® SEAL O-RING

• Cross Section Diameter (in): 0.21
• Cross Section Diameter (mm): 5.3
• Dash Size (in): 345
• Inside Diameter (in): 3.98
• Inside Diameter (mm): 101
• Material: HNBR (78), HNBR - Hydrogenated Nitrile
• Material Description: HNBR provides excellent abrasion and cut resistance. It works well with Air, Engine Oil, Diesel Fuel, Hydraulic Oil and Automatic Transmission Fluid applications. Some formulas may be used with Coolant/Urea.
• Do not use with Biodiesel
• Not Compatible With: Aromatic and oxygenated gasolines; Automotive and aircraft brake fluids; Chlorinated hydrocarbons; Ethers; Ketones; Phosphate ester fluids
• Notes: Dimensions and Material Descriptions provided for reference only. Color may differ from image.
• Primary Sealing Material: Rubber
• Seal Inside Diameter (mm): 100.97
• Seal/O-Ring Type: Standard
• Temperature (°C): -40° - 121°
• Temperature (°F): -40° - 275°

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