The WA21-N004 is a World American hex nylon insert lock nut sized 5/8-18. Its nylon insert resists loosening from vibration, making it suited for heavy-duty truck applications where a secure fastening point is required. This nut interchanges with Mack part number 21AX792.
Features
5/8-18 thread size
Hex nylon insert lock nut design
Nylon insert helps resist vibration loosening
Interchanges with Mack 21AX792
Tech Specs
- Thread size: 5/8-18
- Type: Hex Nylon Lock Nut
