1128186 O-ring for Caterpillar

The 1128186 O-ring is a sealing part used in Caterpillar equipment, including engines, generator sets, trucks, loaders, tractors, and other heavy machines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The part is listed for the following Caterpillar equipment models and series:

• Cold planers: PM-565, PM-565B, PR-1000, PR-450, PR-450C, PR-750B
• Gen set engines: 3408, 3412, 3412C
• Generator sets: 3408C, 3412, 3412C, C175-16, C175-20
• Industrial engines: 3408, 3408C, 3408E, 3412, 3412C, 3412E
• Landfill compactor: 836
• Locomotive engine: C175-16
• Marine engines: 3408, 3408B, 3408C, 3412, 3412C, 3412D, 3412E, C175-16
• Petroleum engines: 3412E, C175-16
• Power module: PM3412
• Pumpers: SCT673, SPS342, SPT342
• Quarry trucks: 771C, 771D, 775B, 775D
• Track-type tractor: D9T
• Trucks: 69D, 769C, 769D, 773B, 773D, 773E, 775D, 775E, 793F, 793F AC, 793F CMD, 793F OEM, 793F XQ, 795F AC, 795F XQ, 797, 797B, 797F
• Truck engines: 3408, C-10
• Underground articulated trucks: AD40, AD45, AE40, AE40 II
• Wheel dozers: 834B, 844
• Wheel loaders: 988B, 988H, 990, 990 II, 992C, 992D
• Wheel tractor: 631D

Specifications