8M1112 Silicone O-Ring for Caterpillar Equipment

The 8M1112 is a silicone O-ring used in Caterpillar equipment, including articulated trucks, ejector trucks, marine transmissions, motor graders, petroleum engines, petroleum packages, petroleum transmissions, quarry trucks, track loaders, tractors, trucks, underground articulated trucks, wheel scrapers, wheel tractors and wheel tractor-scrapers. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed for the Caterpillar machine models and transmission or engine series below. The equipment type and model designation should be matched with the machine parts documentation before installation.

Fitment

• Articulated truck: 725, 725C, 730, 735
• Ejector truck: 730
• Marine transmission: 7241
• Motor grader: 14E
• Petroleum engine: C9
• Petroleum package: TH35-C11I, TH35-C13I, TH35-C13T, TH35-C15I, TH35-C15T
• Petroleum transmission: TH31-E61, TH35-E81
• Quarry truck: 775B, 775D
• Track loader: 983
• Tractor: 772B
• Truck: 769C, 773B, 773D, 773E, 773F, 773G, 773G LRC, 773G OEM, 775D, 775E, 775F, 775G, 775G LRC, 775G OEM
• Underground articulated truck: AD55B, AD60
• Wheel scraper: 621E, 623E, 623F, 627E, 657E, 657G
• Wheel tractor: 621, 621B, 621E, 621F, 621G, 621H, 621R, 623, 623B, 623E, 623G, 623H, 627B, 627E, 627F, 627G, 627H, 631C, 631E, 631G, 633C, 633D, 633E II, 637D, 637E, 637G, 651
• Wheel tractor-scraper: 621K, 623K, 623K LRC, 627K, 627K LRC

Specifications