Union 2P1278 for Caterpillar Hydraulic Couplings

Union 2P1278 is a hydraulic coupling component used in Caterpillar equipment, including excavators, loaders, bulldozers, articulated dump trucks, engines and other heavy machinery. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Skidding machines on wheels: 120C, 515, 518, 518C, 525, 525B, 525C, 528, 528B, 530B, 535B, 535C, 545, 545C.
• Tracked bulldozers: 10, 10C, 10S, 10U, 3, 3P, 3S, 4P, 53, 5A PAT, 8R, 9R, D10, D3, D3B, D3C, D3C II, D3C III, D4B, D4C, D4C II, D4C III, D5C, D5C III, D5C PAT, D5C PATLGP, D7E.
• Wheel bulldozers: 814B, 824C, 834B, 854G.
• Petroleum products equipment: CX35-P800, TH48-E70, TH48-E80.
• Off-road dump truck: 797F.
• Multifunctional loaders with attachment kits: IT12, IT18, IT18B, IT28, IT28B.
• Mini hydraulic excavator: 307B.
• Wheel-type loaders: 920, 930, 930R, 930T, 950, 966C, 980C, 980F, 980F II, 988B, 992C, 992G, 994.
• Truck engine: 3406.
• Underground articulated dump trucks: AD30, AD40, AD45, AD45B, AD55, AD55B, AD60, AD63, AE40, AE40 II.
• Ground compactors for earthwork: 815B, 816B, 825C, 826C, 836.
• Load-haul-dump machines: R1300, R1300G, R1300G II, R1600, R1600G, R1600H, R1700 II, R1700G, R2900, R2900G, R3000H.
• Wheeled tractor-scrapers: 611, 613, 613B, 613C, 613C II, 615, 615C, 615C II, 621, 621B, 621R, 623, 623B, 627B, 631E, 637E, 651E, 657E.
• Road regeneration machine: RM-300.
• Industrial engines: C-16, C-9, C15, C32, C7, C9, 3516B.
• Track loaders: 931, 931B, 931C, 931C II, 933, 935B, 935C, 935C II, 939, 943, 953.
• Mining equipment: C27, 7495.
• Excavators: 215, 215B, 215C, 215D, 219, 219D, 225, 225B, 225D, 229, 229D, 231D, 235, 235B, 235C, 235D, 245, 245B, 245D, 313B, 320 L, 320-A, 320-A L, 320D FM, 307B.
• Articulated dump trucks: 745, D250B, D25C, D25D, D300B, D30C, D30D, D350C, D350D, D35C, D35HP, D400, D400D, D40D.
• Engine-generator set: XQC1600.
• Cold milling machine: PM-565.
• Forest machines: 227, HF201, HF201B, HF221, HFW221, HFW232, HH44, DE SC-57, SH-58.

Cross-reference numbers

• Caterpillar reference number: 2P-1278.
• Part number format: 2P1278.

Specifications