A hexagonal or octagonal nut containing internal straight pipe threads. It has flat faces, one of which contains a packing recess. See also locknut, electrical conduit; locknut, tube fitting; and seal nut, pipe.
Classification: Nuts of iron or steel
NSN 4140-01-363-9422
NSN 5910-01-251-3292
NSN 6105-01-538-2160
NSN 5998-00-297-6707
NSN 2925-01-138-8104
NSN 5985-01-506-6091
NSN 6220-00-762-8944
NSN 5935-00-308-7937
NSN 5945-01-441-7357
NSN 5990-01-606-9305
NSN 5990-00-116-6590
NSN 6145-01-184-6027