CATERPILLAR 8T-2944 8T2944: 88.6MM INTERNAL DIAMETER O-RING SEAL SPECIFICATIONS FOR PART NUMBER 8T-2944 Units of Measure Cross Section Diameter (in): 0.07 Inside Diameter (in): 3.49 SAE AS568 Dash Size: -43 Outside Diameter (in): 92.16 Hardness (Shore A): 70 Color: Black Material: EPDM (70),EPDM - Ethylene Propylene Diene Modified,EPDM Material Description: EPDM rubber is capable of service temperatures of -55 to 121C and is resistant to air, water and glycol based fluids such as engine coolant and diesel exhaust fluid. EPDM rubber is not recommended in applications that require resistance to fuel oils, gasoline, diesel fuel and lubricants. Coating: None Color Notes: Actual o-ring color may differ from image. Notes: Dimensions and material descriptions provided for reference only. Applications: Ebullient cooled engine cooling systems Not Compatible With: Aromatic fuels; Diester lubricants; Petroleum fluids Compatible With: Alcohols; Automotive brake fluids; Hot, cold water; Ketones; Ozone and sunlight; Phosphate ester fluids; Silicone fluids; Some dilute acids; Steam (200 Degree C max); Steam (400 Degree F max) Dash Size (in): 43 Temperature (°F): -67 - 275 Seal/O-Ring Type: Standard Primary Sealing Material: Rubber COMPATIBLE MODELS FOR PART NUMBER 8T-2944 GENERATOR SR4B PETROLEUM PRODUCTS C7 C9 ENGINE - INDUSTRIAL C9.3 C9 3208 3116 3126 3126B C7 MARINE PRODUCTS 3126 3208 ENGINE - GENERATOR SET C9.3