3B7738 Nipple for Caterpillar Equipment

3B7738 is a straight union nipple used in hydraulic and fluid connections on Caterpillar equipment. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Paving compactor: CB-614
• Skidders: 518, 528
• Tracked bulldozers: 3, D3, D3B, D3C, D3C II, D3C III, D4B, D4C, D4C II, D4C III, D4D, D4E, 3P, 3S, 4, 4P, 4S, 5, 53, 54, 55, 5A, 5A PAT, 5P, 5S, D4H, D5, D5C, D5C III, D5C PAT, D5C PATLGP, D5H, D5H XL, D6C, D7F, D7G, D8H, D8K, D9
• Wheel bulldozer: 814
• Petroleum products equipment: 3508, 3508B, 3508C, 3512C, 3516C, WS223, WS223 SS, WS223 XD, WS255, WS255 SS, WS255 XD, WS273 XD, WS305 XD, WSP223, WSP255, WSP305
• Off-road dump trucks: 768B, 768C, 769, 769B, 769C, 772, 772B, 773, 773B, 776, 776B, 777, 777B, 785, 789, 793, 793F, 793F CMD, 793F OEM, 795F AC, 797, 797B, 797F
• Wheel-type loaders: 920, 930, 930R, 930T, 950, 966C, 966D, 966E, 980, 980B, 994, 994D, 994F, 994H
• Truck engines: 1673, 1673B, 1673C, 3306
• Skidding tractor: 4P54H
• Ground compactors: 815, 816
• Autograders: 120, 120G, 12E, 12F, 12G, 130G, 140, 140G, 14E, 14G, 16G
• Wheeled tractor-scrapers: 639D, 641, 641B, 650B, 651, 651B, 651E, 657, 657B, 657E, 660B, 666, 666B, 621, 621B, 621R, 623, 623B, 627, 627B, 627F, 627G, 631C, 631D, 633C, 6733, 673D, 63
• Ship equipment: C280-6, C280-8, 3304, 3306, D326F, D330C, D333C, D343, D346, D348, D349, D353C, D353D, D353E, D375D, D379A, D379B, 3516B, D397D, D398A, D398B, D399
• Industrial engines: 3304, 3306, 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 3516E, CG137-08, CG137-12, D330C, D333C, D346, D348, D349, D379, D379B, D398, D398B, D399, G3304B, G3306B, G3406, G3408C, G3412, G3412C, G353D, G379, G379A, G398, G399, SCT673, 3412, LD700E
• Pipe layers: 561C, 571F, 572F, 583K
• Track loaders: 931, 931B, 931C, 931C II, 933, 933C, 935B, 935C, 935C II, 939, 939C, 941, 941B, 951B, 951C, 955, 955H, 955K, 955L, 977H, 977K
• Excavators: 225, 225B, 229, 235
• Engine-generator sets: 3145, 3512, D379B, D398B, D399, 3606, 3608, XQG135

Cross-reference numbers

• 3B7738
• 3B-7738

Specifications