This spanner nut is a steering system fastener sold individually and fitting Mack and Navistar applications. It threads onto the shaft or housing bore to retain bearings or seals, using flats for tightening with a specialized wrench.
Interchanges:
- Mack 8148-2411521
- Navistar 506623C1
Features
Part number HNU-3999
Steering category spanner nut
Sold individually, 1 EACH per pack
Tech Specs
- Part Number: HNU-3999
- Product Group: Steering
- Sell Pack: 1 EACH
