Hex jam nuts are thin, durable nuts used to lock standard nuts in place and help prevent loosening under vibration. Made from high-quality materials, they offer corrosion resistance and long-lasting performance. Suitable for machinery, automotive, and industrial applications, they provide secure fastening in tight or compact spaces.

Size : M8–M30

Standards : ISO / DIN / ANSI / ASME / ASTM / BS / AS / JIS

Factory : Yes

Material : Q235 / 35K / 45K / 40Cr / B7 / 20MnTiB / A2 / A4 carbon steel & stainless steel

Grade : 4.8 / 8.8 / 10.9

Surface : BZP, YZP, zinc plated, or customizable

Samples : Samples are free

MOQ : 1,000 pcs

Packing : Carton, pallet (plt), or customizable

Email : [email protected]