Finished Hex Jam Nut (Thin) National Fine

Finished Hex Jam Nut (Thin) National Fine

Porteous III



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

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