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 5990-01-187-2981
NSN 5910-01-372-0804
NSN 6650-01-446-2025
NSN 5998-00-724-7297
NSN 5985-00-650-9883
NSN 5905-01-096-9843
NSN 5975-00-753-7669
NSN 5990-00-138-9504
NSN 5925-01-304-9489
NSN 5855-01-264-8599
NSN 6610-01-462-5980
NSN 5998-00-150-9041