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100 Pack 5/16-18 Grade 8 All Metal Flange Lock Nuts – 5/16 X 18, Rivercity Fastener
About this item
Got a project that needs tough, reliable fasteners?
This 100-pack of 5/16-18 grade 8 all metal flange lock nuts from Rivercity Fastener has you covered.
They're 5/16 x 18 thread size, grade 8 strength—so they're seriously strong.
The flange style means they have a built-in washer face, and the all-metal locking feature keeps them from vibrating loose.
Perfect for automotive, machinery, or any heavy-duty application.
They're brand new, in original packaging.
The MPN is 31.
No UPC, but it's Rivercity—they know fasteners.
Whether you're building something from scratch or just restocking your shop, these nuts are a solid choice.
100 of 'em means you're set for a while.
Strong, reliable, and ready to work.
USD$ 20.25 
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4 out of 5 stars
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