Hexagonal shape Keps K Lock Nuts
Also known as a Keps Nut, K Lock Hex Nut, and K Lock Nut
Features an attached free-spinning external tooth (star) lock washer
Lock washer helps to prevent unintentional loosening of the assembly
Zinc plated to add durability and a layer of protection
UNC and UNF Sizes Available
Nut Size
Width Across Flats
Overall Thickness
Washer Diameter
#4
1/4"
Max 0.098 - Min 0.087
Max 0.286 - Min 0.277
#5
5/16"
Max 0.114 - Min 0.102
Max 0.348 - Min 0.338
#6
5/16"
Max 0.114…