3K-9770 1 1/4″-7 Hex Nut

Description

Cat bolts form a matched system with mating hardened washers and nuts to produce consistent, high clamping force.

Thread Direction	RH
Class or Grade	Cat/SAE J995 Grade 8+ (170 ksi)
Thread Size (Diameter × Pitch)	1.250×7 mm
Thread Size	1.250 mm (0.049 in)
Hole Thread Pitch	7
Nut Width – 3	1 7/8 in
Drive Chain	47.625 mm (1 7/8 in)
Thickness	26.9875 mm (1.094 in)
Height	1.09 in
Nut Model	Hex Nut
Thread Size (in – TPI)	1 1/4 -7 in
Material	Carbon Steel
Material Description	Hardness More Than 20% Higher Than SAE J995 Grade 8
Coating	Zinc Phosphate and Oil

Motor Graders: 14M
Track Loaders: 973K, 982, 972, 963, 995, 993, 963K, 953, 992, 990K, 953D, 963D, 834H, 953K, 994K
Compactors: 834K, 824K
Dozers: D10, D9, D8L, D9R, D9T, D9L, D11T, D10T2, D11R, D10N, D11, D10T, D10R, D11N, D9N
Excavators: 374, 395, 637E, 374F L, 325B L, 330 L, 385C, 365C, 390D, 385C L, 365C L, 365B, 385B, 385C FS, 345D L, 390F, 365B L, 390F L, 374D L, 390D L, 374F
Wheel Loaders: 966M, 972M, 982M, 992K, 980M, 986K, 966 GC
Off-Highway Trucks: 777, 789, 785, 7495, 785D, 773
Asphalt Pavers: AD45

Machine Model	14M, 325B L, 330 L, 345D L, 365B, 365B L, 365C, 365C L, 374, 374D L, 374F, 374F L, 385B, 385C, 385C FS, 385C L, 390D, 390D L, 390F, 390F L, 395, 637E, 7495, 773, 777, 785, 785D, 789, 824K, 834H, 834K, 953, 953D, 953K, 963, 963D, 963K, 966 GC, 966M, 972, 972M, 973K, 980M, 982, 982M, 986K, 990K, 992, 992K, 993, 994K, 995, AD45, D10, D10N, D10R, D10T, D10T2, D11, D11N, D11R, D11T, D8L, D9, D9L, D9N, D9R, D9T
Equipment Type	Excavators, Wheel Loaders, Track Loaders, Dozers, Motor Graders, Off-Highway Trucks, Compactors, Asphalt Pavers
Part Source	Genuine OEM

Machine Model

Equipment Type

Part Source

Genuine OEM