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.
NSN 5915-01-331-8695
NSN 5999-01-411-6203
NSN 6220-01-555-7860
NSN 5965-01-418-1760
NSN 6220-01-251-6774
NSN 6110-01-381-7014
NSN 6150-01-234-1047
NSN 6320-01-409-1388
NSN 5835-01-424-3631
NSN 6610-00-912-6374
NSN 5910-01-328-1283
NSN 4140-00-456-0902