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 5855-01-346-7682
NSN 4140-00-001-1536
NSN 6320-01-019-1028
NSN 5985-01-406-8624
NSN 5905-00-185-7276
NSN 5835-01-274-1035
NSN 2925-01-036-4213
NSN 5985-00-421-4060
NSN 6685-01-551-6254
NSN 5975-00-577-0168
NSN 5998-01-381-6724
NSN 5945-01-044-4646