6 Split Lock Washers 316 Stainless Steel (1000 / Pkg.) Top Pick

Protect fastened joints with our Medium Split Lock Washers in 316 stainless steel, size #6. Designed to provide reliable resistance to vibration and loosening, these washers are ideal for marine, chemical, and other demanding environments where corrosion resistance matters.

Key features

Material: 316 stainless steel for superior corrosion resistance and strength.

Size: #6 (standard imperial sizing) for compatible fasteners.

Type: Medium split lock washer to apply spring tension and lock threads.

Corrosion resistance: Excellent in salt spray, humidity, and chemical exposure.

Durability: Maintains clamping force under vibration and load.

Why choose 316 stainless #6 lock washers

316 stainless steel offers a robust blend of tensile strength and corrosion resistance, making these washers suitable for outdoor, marine, and high-moisture settings. The #6 size ensures compatibility with common bolt sizes, while the medium split style provides reliable thread engagement and anti-loosening performance.

Applications

Use these washers with compatible bolt and nut assemblies in machinery, plumbing, automotive, and structural projects where vibration or movement could loosen fasteners. They help maintain clamp load and extend the life of your assemblies.

Installation tips

Place the washer between the nut and the surface or under the head to maximize locking action.

Pair with compatible hardware to ensure proper fit and prevent over-tightening.

Regularly inspect for deformation or wear and replace as needed to maintain performance.