Description Caterpillar HNBR (78) O-Ring 2487176 (248-7176): O-rings are used to seal fixed and some moving parts. SPECIFICATIONS PART NUMBER 248-7176 Temperature (°F): -40°-275° Coating: No Cross Section Diameter (in): 0.22 Inner diameter (inches): 2.72 Outside diameter (in): 3.169 Hardness (Shore A): 93 Colour: Natural Material: TPU - polyurethane COMPATIBLE MODELS FOR PART NUMBER 248-7176 SOLUTIONS FOR EQUIPMENT MANUFACTURERS 330MHPU EXCAVATOR 320c 320c FM 320d 320d FM 320d FM RR 320D2 FM 322c FM 323 323D S 323E SA 323F SA 325C 325C L 325D L 329D 329D2 329D2 L 329E 3330 3330 GC 329E LN 329E LN 329E LN 330F L 330F LN 330F OEM 330FMHPU 330GC 333 OEMS FOREST MACHINES 324D FM 324D FM LL 538 Weight(lbs): 0.1 Length(cm): 15.24 Width(cm): 12.7 Depth(cm): 2.54 2487176