7W7778 Compressor for Caterpillar Equipment

7W7778 is a compressor used on Caterpillar equipment, including tracked and wheel bulldozers, wheel-type loaders, excavators, engines, generators, and other machine series listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Tracked bulldozers: 57, 57H, 7, 7A, 7S, 7SU, 7U, 8, 8A, 8SU, 8U, D6GC, D7G, D7H, D8N, D8R, D8R II.
• Wheel bulldozers: 824G, 834B, 834S, 834U, 844.
• Petroleum products: 3412E, C32, TH48-E80.
• Off-road dump trucks: 772B, 773B, 773D, 773E, 775B, 775D, 775E.
• Wheel-type loaders: 966D, 966E, 966F, 966F II, 966G, 972G, 980C, 980G, 988F, 990, 990 II, 992C, 992D, 994.
• Truck engines: 3406B, 3406C, 3406E.
• Ground compactors for earthwork: 825G, 826G, 836.
• Autograders: 140H ES, 12G, 12H, 12H NA, 140G, 140H NA, 143H, 14G, 160H NA, 16G, 16H NA.
• Challenger tractors: 65, 65B, 65C, 65D, 70C.
• Wheeled tractor-scrapers: 615, 615C, 615C II, 621E, 621S, 627E, 627F, 637E.
• Ship equipment: 3126B, 3208, C7, C9.
• Industrial engines: 3126B, 3176C, 3196, 3208, 3306, 3306B, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3412, 3412C, 3412D, 3412E.
• Pipe-layers: 578, 583R.
• Generators: SR4, SR5.
• Excavators: 235B, 235C, 235D, 330 L, 330 LN, 330-A, 330-A L, 330-A LN, 350 L, 350-A, 350-A L, 375-A, 375-A L.
• Articulated dump trucks: D250B, D25D, D300D, D30D, D350D.
• Engine-generator sets: 3306B, 3412C, C18, C32, POWER SYS.

Cross-reference numbers

• 7W7778
• 7W-7778

Specifications