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 6320-01-334-5305
NSN 4140-01-498-6292
NSN 6135-01-603-2835
NSN 5835-01-608-4285
NSN 5985-01-330-7786
NSN 5998-01-174-5783
NSN 6105-01-278-3362
NSN 6145-00-811-1116
NSN 6105-01-549-7398
NSN 2925-01-607-4340
NSN 5985-00-521-6560
NSN 7035-00-870-0290