4B2043 Nut fit Caterpillar

Nut 4B2043 is used on Caterpillar equipment, including construction machinery, engines, generators, industrial power units, marine engines and other Caterpillar applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Articulated truck: D250B; asphalt paver: AP-800; backhoe: 931.
• Backhoe loaders: 414E, 416, 416B, 416C, 416D, 416E, 420D, 420E, 422E, 424D, 426, 426B, 426C, 428, 428B, 428C, 428D, 428E, 430D, 430E, 432D, 432E, 434E, 436, 436C, 438C, 438D, 442D, 442E, 444E, 446, 446B, 446D, 450E, 450F.
• Challenger: 35, 45, 55, 65, 65C, 65E, 75, 75C, 75D, 75E, 85C, 85D, 85E, 95E, MTC735; cold planer: PR-750B; compact track loader: 259B3.
• Compact wheel loaders: 902, 904B, 904H, 906, 906H, 906H2, 907H, 907H2, 908, 908H, 908H2, 910, 910G, 910K, 914G, 914K; engine-machine: 3304.
• Excavators: 215, 215B, 215C, 215D, 225, 225D, 229, 229D, 235, 235B, 235C, 235D, 245, 245B, 245D.
• Gas engines: CG137-08, CG137-12, G3304, G3306, G3406, G3408, G3408B, G3408C, G3412, G342C, G343, G3508, G3508B, G3512, G3512B, G3516, G3516B, G3520B, G353D, G3606, G3608, G3612, G3616, G379, G398, G399.
• Generator sets and gen-set engines: 3114, 3116, 3160, 3208, 3304, 3304B, 3306, 3306B, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3412, 3412C, 3456, 3508, 3508B, 3512, 3512B, 3516, 3516B, C-12, D379B, D398B, D399, G3412C, G3508, G3516, G3516B, G3520B; generators: SR4, SR4B, SR4BHV.
• Industrial engines: 3114, 3116, 3126, 3126B, 3160, 3176B, 3176C, 3196, 3204, 3208, 3304, 3306, 3306B, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3408E, 3412, 3412C, 3412E, 3456, 3508, 3508B, 3512, 3512B, 3516, 3516B, C-10, C-12, C-15, C-16, C-9, C11, C13, C15, C18, C27, C32, C7, C9, D320A, D342, D342C, D343, D346, D348, D353C, D379, D398, D399.
• Integrated toolcarriers: IT14G, IT14G2, IT28G, IT38F, IT38G, IT38G II, IT62G; locomotive engines: 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, C175-16.
• Marine auxiliary and marine engines: 3508B, 3508C, 3512, 3512B, 3512C, 3516B, 3516C, C32, 3116, 3126, 3126B, 3176B, 3176C, 3196, 3208, 3304, 3304B, 3306, 3306B, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3412, 3412C, 3412D, 3412E, 3606, 3608, 3612, 3616, C-12, C12, C15, C175-16, C18, C30, C7, C9, D315, D326F, D330A, D330B, D333A, D333B, D334, D336, D337, D342, D342C, D343, D348, D349, D353C, D364, D375D, D379A, D397D, D398A.
• Mini hydraulic excavators: 301.5, 302.5, 302.5C, 303.5C, 303.5D, 303.5E, 303C CR, 303E CR, 304C CR, 304D CR, 304E, 305.5, 305.5D, 305.5E, 305C CR, 305D CR, 305E, 306, 308E, 308E2 CR; motor graders: 120G, 12E.
• Multi terrain and skid steer loaders: 247, 247B, 247B3, 257B, 257B3, 267, 267B, 287, 216, 216B, 216B3, 226B, 226B3, 228, 232B, 236, 236B, 236B3, 242B, 242B3, 248, 252B, 252B3, 268B.
• Pipelayers: 561B, 561M, 561N, 572R, 572R II, 578, 583H, 583R, 587R, 589; road reclaimer: RR-250; soil stabilizer: SS-250.
• Track loaders: 931B, 933C, 939C, 941, 953, 953B, 953C, 955C, 955H, 955K, 955L, 963B, 963C, 973, 973C, 977D, 977H, 977K, 977L, 983, 983B.
• Track-type tractors: 30/30, D3, D3C III, D3G, D3K XL, D4C III, D4E, D4E SR, D4G, D4H, D4H XL, D4K XL, D5, D5B, D5C III, D5E, D5G, D5H, D5H XL, D5K LGP, D5M, D5N, D6C, D6D, D6E, D6E SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D6H, D6H II, D6H XL, D6H XR, D6M, D6N, D6R, D6R II, D7G, D7H, D8H, D8K, D8N, D9G, DEUCE.
• Telehandlers: RT100, TH103, TH210, TH215, TH220B, TH330B, TH340B, TH350B, TH355B, TH460B, TH560B, TH580B, TH62, TH63, TH82, TH83; truck: 785; vibratory compactor: CB-534.
• Wheel loaders: 920, 924G, 924GZ, 924K, 928G, 930, 930K, 938F, 938G, 938G II, 938K, 950; wheel dozers: 814B, 834B.
• Wheel scrapers and wheel tractors: 615C, 623E, 623F, 627, 627B, 627E, 637, 637B, 637D, 637E, 657, 657B, 657E, 666, 611, 613, 613C, 613C II, 621, 621B, 621E, 621F, 621G, 623, 623G, 627F, 627G, 631C, 631D, 631E, 631G, 633D, 633E II, 637G, 641, 641B, 650B, 651B, 651E, 666B.

Cross-reference numbers

• Caterpillar equipment manufacturer number: 4B2043.

Specifications