5/16 in. Stainless Steel Split Lock Washers (100)

These Hillman split lock washers provide secure fastening that resists loosening from vibration and torque. Made from 18-8 stainless steel for reliable corrosion resistance, they’re ideal for indoor or outdoor projects and pair with 5/16 in. nuts and bolts.

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Key Features:

• Vibration Resistance: Split design bites into surfaces to help prevent nuts and bolts from backing out
• Durable Material: 18-8 stainless steel offers strong corrosion resistance for outdoor and treated-lumber use
• Sized to Match: Fits 5/16 in. diameter bolts and nuts for consistent fastening
• Bulk Convenience: 100-pack supplies jobsite or shop needs
• Versatile Use: Suitable for mechanical, automotive, and general construction applications

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Specifications Table:

Specification	Details
Brand	Hillman
Type	Split Lock Washer
Diameter	5/16 inch
Material	18-8 Stainless Steel
Finish	Stainless Steel
Number in Package	100 pack
Packaging Type	Boxed
Recommended Use	Use with like nuts and bolts of similar diameter; indoor/outdoor applications
Corrosion Resistance	Good (18-8 stainless steel)
Package Height	1.2 in
Package Width	2.1 in
Package Length	2.2 in
Package Weight	1.8 lb

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Frequently Asked Questions (FAQ):

Q: What size bolts do these washers fit?
A: They are designed for use with 5/16 in. diameter bolts and nuts.

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Q: Are these suitable for outdoor applications?
A: Yes. They are 18-8 stainless steel, providing good corrosion resistance for outdoor use.

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Q: How do split lock washers work?
A: The split ends compress and bite into the mating surfaces when tightened, helping prevent loosening from vibration.

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Q: How many washers come in the box?
A: 100 washers per pack.

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Q: Can I use them with treated lumber?
A: Yes, stainless steel is suitable for use with treated lumber.

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A Sleek, Industrial Detail with Purpose

These stainless split lock washers bring a refined utility to hardware moments, lending a subtle glint and steadfast grip. I love the clean, spiral break—an elegant gesture that quietly ensures stability. Style them with brushed steel bolts on exposed shelving or custom furniture for a crisp, tailored finish. It’s a small element that delivers luxe confidence to any crafted piece.

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Secure your projects with corrosion-resistant holding power—add this 100-pack of stainless split lock washers to your cart today.