Nord-Lock Wedge Locking Washers For 3/8 In Bolts Steel Zinc Flake 20 Pairs

Locking wedge washers for 3/8 in bolts, zinc-coated
✔️ 20 pairs per pack, high vibration resistance, zinc flake-coated

These wedge-locking washers fit 3/8 in steel bolts and nuts and use a tension-based locking action to keep fasteners from loosening under heavy vibration and dynamic loads. They’re a go-to choice in demanding industrial settings, including energy, robotics, medical, transportation, offshore, mining, construction, and shipbuilding environments.

✅ 3/8 in bolt compatibility (9.525 mm) in carbon steel with zinc flake coating.
✅ Pack includes 20 glued pairs (40 washers) for quick, secure installation.
✅ Tension-based locking resists vibration and dynamic loads.
✅ High corrosion resistance for harsh environments.

💡 What is a wedge locking washer used for in bolted joints?

- Maintains preload in bolt assemblies under vibration. - Uses a wedge action to lock components, not relying on friction. - Handy for equipment exposed to shock, cycling loads, and marine environments. - Helps prevent loosening in critical applications like bridges and machinery.