CAT® Seal O-Ring 1090072

SKU: 1090072

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

CAT® SEAL O-RING

• Cross Section Diameter (in): 0.21
• Cross Section Diameter (mm): 5.33
• Dash Size (in): 326
• Inside Diameter (in): 1.6
• Inside Diameter (mm): 41
• Material: HNBR - Hydrogenated Nitrile, HNBR (78)
• 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): 40.64
• Seal/O-Ring Type: Standard
• Temperature (°C): -40° - 121°
• Temperature (°F): -40° - 275°
• Compatible With: Abrasion resistant; Diesel fuels; Diester lubricants; Ozone; Petroleum oils, greases; Refrigerant HFC - 134a (Non-Freon); Silicone fluids; Steam; Water base engine coolants

Can't find the part you need? Call us at 801-406-2026 for assistance.

Caterpillar Authorized Dealer

For more than 95 years, Caterpillar has provided innovative products and a world-class dealer network to serve multiple industries.

Back in 1925, Holt Caterpillar Co. and C.L. Best Tractor Co. joined to better meet the needs of customers. They built on each other’s strengths to deliver innovative products and give customers more than just a product. Today, Caterpillar is synonymous with getting the job done.

Over the years, Caterpillar products and services have helped with infrastructure projects that built and powered the modern world. Caterpillar prides itself on the quality of its products and services to the people who stand behind them.

Caterpillar’s Energy and Transportation division is a model for dependability and environmental responsibility. Customers know they can rely on the Caterpillar name and services. The Caterpillar brand uses cutting-edge technology, decades of product expertise, and services offered throughout the product life cycle.