Valve 3D9943 for Caterpillar Equipment

Valve 3D9943 is used in the horn system of Caterpillar off-highway trucks, wheel-type loaders, wheel tractor-scrapers, earthmoving compactors, wheel dozers, and articulated dump trucks. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Off-highway trucks: 768B, 768C, 769, 769B, 769C, 769D, 771C, 771D, 772, 772B, 773, 773B, 773D, 775B, 775D, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 784B, 789, 398B, 785B.
• Wheel-type loaders: 920, 930, 930R, 930T, 950, 966C, 966R, 980, 980B.
• Wheel tractor-scrapers: 621, 613, 627, 623, 631C, 633C, 637, 641, 641B, 650B, 651, 651B, 657, 657B, 660B, 666, 666B.
• Earthmoving compactors: 815, 816, 825C, 826C.
• Wheel dozers: 814, 824C, 824S.
• Articulated dump trucks: D25C, D30C, D350C, D35C, D35HP, D400, D44B, D550B.

Cross-reference numbers

Specifications