A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Classification: Nuts of iron or steel
NSN 5925-01-312-4690
NSN 5975-01-295-7702
NSN 2925-00-005-1618
NSN 5975-01-208-1737
NSN 5930-00-862-5582
NSN 6620-01-106-3553
NSN 6685-00-053-5558
NSN 5990-00-566-5987
NSN 6650-01-410-8542
NSN 2925-01-633-4048
NSN 6220-01-227-1917
NSN 5935-00-208-4872