Diameter: #6
Thickness: 7/64"
Material: Steel
Finish: Zinc
Driver Type: 5/16" Wrench
Thread Size: 32 (Coarse)
Type: Square Nut
Box of 48.
A square nut is a four-sided nut. Compared to standard hex nuts, square nuts have a greater surface in contact with the part being fastened, and therefore provide greater resistance to loosening (though also greater resistance to tightening). Square nuts are typically mated with square-headed bolts.