Free Shipping on Orders $25+

Now Stocking USA Made Grade 8 Hex Bolts, Nuts, and Washers! (Click for Details)

5/16"-18 Stainless Steel Serrated Hex Flange Lock Nuts

Diameter/Pitch: 5/16"-18
Grade: 18-8 (304) Stainless Steel
Finish: Plain
Coarse / Fine Threads: Coarse
Wrench Size: 1/2"
Part Number: 31CSLNSS

Pricing Options