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Heavy-hex nuts<br />
Heavy hex nuts are somewhat larger than a standard hex nut, compatible<br />
with high strength and large diameter bolts.<br />
Stainless steel imperial<br />
Diameter: 3/8 inch to 2 ½ inch B8M<br />
Zinc imperial<br />
Diameter: 1/2inch to 2½ inch<br />
Plain imperial<br />
Diameter: ¼ inch to 4 inch<br />
Stainless steel metric<br />
Diameter: M10 to M33<br />
Plain metric<br />
Diameter: M10 to M72<br />
Slotted nuts<br />
Zinc imperial diameter: 3/8 to 3 ¼ inch<br />
Metric diameter: m10 to m16<br />
Hex lock nuts<br />
Lock nuts do not readily loosen when placed on bolts. This makes them useful for<br />
holding wheels onto axles, or in automotive engines where machine vibration<br />
would otherwise loosen the fastener. Lock nuts may also be used as jam nuts,<br />
threaded over another nut to keep it in place.<br />
Stainless steel imperial diameter: number 8 to 1inch<br />
Metric diameter: 3mm to 24mm<br />
Zinc imperial diameter: ¼ to 2inch<br />
Metric diameter: 6mm to 30mm<br />
Machine screw nuts<br />
Zinc imperial diameter: number 4 to ¼ inch<br />
Stainless steel imperial diameter: number 6 to ¼ inch<br />
Metric diameter: 3mm to 8mm<br />
Plain finish imperial diameter: number 5 to number 10<br />
Braze imperial diameter: number 6 to number 10