Wheel Stud / Lug Nut: Specifications

Except Model 60 and 70 rear axles
Coned nut with 1/2 x 20 thread 105 ft lb (142 Nm)

Model 60 and 70 rear axles
Coned nut with 5/8 x 18 thread 175-225 ft lb (217-305 Nm)
Flanged nut with 5/8 x 18 thread 300-350 ft lb (407-475 Nm)
Flanged nut with 1 1/8 x 16 thread 450-500 ft lb (610-678 Nm)