5/16-18 NTE Thin Pattern Nylon Insert Hex Lock Nut Zinc D125A188 while its square neck prevents

while its square neck prevents the bolt from turning when tightened

Its square shape provides ample surface area for gripping

It is strong and durable

or metal to metal

while its hex head allows for easy tightening with a wrench or socket

5/16-18 NTE Thin Pattern Nylon Insert Hex Lock Nut Zinc D125A188 while its square neck preventsThe 5 16 18 NTE Thin Pattern Nylon Insert Hex Lock Nut Zinc is a type of nut that is used to secure bolts and screws. It is made of zinc plated steel and has a nylon insert that helps to prevent the nut from loosening. The thin pattern design of the nut allows it to be used in tight spaces. The nut is also heat treated for added strength and durability.