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 5925-01-420-2890
NSN 6145-01-602-9331
NSN 6150-01-168-8290
NSN 5965-00-113-9748
NSN 6610-00-686-5817
NSN 5990-01-507-1479
NSN 6320-00-809-5744
NSN 2925-01-013-0413
NSN 6620-01-207-0667
NSN 5985-00-599-8114
NSN 6105-01-267-5501
NSN 5965-01-418-1760