Hex Jam (Thin) Nuts, Grade A, National Coarse

Hex Jam (Thin) Nuts, Grade A, National Coarse

Porteous II



A six sided internally threaded fastener which is only the thickness of a heavy hex nut. Jam nuts are tightened against the work surface and a full heavy hex nut is tightened against the heavy hex jam nut to keep it from loosening. *ZB - Zinc Blue *PL - Plain

We Also Recommend