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 4140-00-133-7986
NSN 5975-01-080-1259
NSN 5960-01-491-9916
NSN 6135-00-973-5632
NSN 2925-01-251-9529
NSN 5935-01-303-0316
NSN 6130-00-479-8275
NSN 6685-00-770-2052
NSN 5945-01-523-6291
NSN 5910-00-831-8682
NSN 5975-00-932-5591
NSN 5905-01-660-9087