[SWG1002] Internal Serrated Lock Washer
Internal Serrated Lock Washer
The Internal Serrated Lock Washer is designed to resist loosening on threaded connections, providing added security wherever vibration or movement could otherwise cause a fastener to work loose over time.
Featuring aggressive internal serrations, this washer bites into both the fastener head and the mating surface, creating a strong, locked connection that helps maintain fastener tension even under continuous vibration. Its smooth outer surface won't catch or snag on nearby items, making it a practical choice where a clean exterior finish is preferred.
Available in 15mm and 20mm sizes, this washer suits a range of plumbing and fastening applications.
Available Options:
- 15mm
- 20mm
Features:
- Internal serrated design
- Resists loosening under vibration
- Smooth outer surface, won't snag
- Available in 15mm and 20mm sizes
Ideal for:
- Securing fasteners against vibration or movement
- Plumbing and general fastening applications
- Residential and commercial installations
The Internal Serrated Lock Washer provides a reliable, secure locking solution for threaded fastener connections.
Reliable locking grip. Vibration-resistant design. Versatile sizing.
![[SWG1002] Internal Serrated Lock Washer](http://nzpipe.co.nz/cdn/shop/files/PHOTO-2026-07-23-13-57-16.jpg?v=1785194700&width=1445)
[SWG1002] Internal Serrated Lock Washer
15mm

