This spindle lock nut threads onto the steering knuckle spindle on Mack trucks to hold the wheel bearings and hub in position while allowing the bearing preload to be set precisely. It is sold individually, one per pack.
Interchanges:
- Mack 21AX391
- BNU-7835
Features
Spindle Lock Nut Kit category
Sold individually, 1 EACH per pack
Sold by Pro Gear and Transmission
Tech Specs
- Sell Pack: 1 EACH
