Free Shipping on Orders $25+

Free Bolt & Nut Gauge with Every Order! (See Details)

5/16"-18 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Zinc Yellow

Diameter/Pitch: 5/16"-18
Grade: Grade 8
Finish: Zinc Yellow
Coarse / Fine Threads: Coarse
Wrench Size: 1/2"
Part Number: 31CNHFGY

Pricing Options