5/8"-11 Zinc Case Hardened Hex Flange Nuts (56 pcs.)

Description

Diameter: 5/8"
Diameter 2: 1-9/32"
Thickness: 9/16"
Material: Steel
Finish: Blue Rinsed Zinc
Driver Type: 15/16" Wrench
Thread Size: 11 (Coarse)
Hardness: Case Hardened
Type: Flange Nut
Box of 56.
A flange nut has a wide flange at one end that acts as an integrated, non-spinning washer. This serves to distribute the pressure of the nut over the part being secured, reducing the chance of damage to the part and making it less likely to loosen as a result of an uneven fastening surface.