Wheel End Assembly and Axle Spindle Interface Dimensions - Truck and Bus
J2475_202002
This recommended practice contains dimensions and tolerances for spindles in the interface area. Interfacing components include axle spindle, spindle threads, bearing cones, bearing spacer, seal, and wheel hub. This recommended practice is intended for axles commonly used on Class 7 and 8 commercial vehicles. Included are SAE axle configurations FF, FL, I80, L, N, P, R, U, and W.
Rationale:
Modified during the Five-Year Review process for clarity and the addition of spindle thread configurations for relevant axle configurations.
