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 5975-00-611-8567
NSN 5920-00-371-1191
NSN 5998-00-127-5834
NSN 6105-00-959-8817
NSN 5910-00-997-5775
NSN 6645-01-147-2089
NSN 6110-00-366-1344
NSN 6110-01-141-4915
NSN 5990-01-449-7090
NSN 4140-00-003-6097
NSN 5990-00-212-4316
NSN 6110-01-100-4445