2a and b8
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: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 6320-01-600-5808
NSN 5910-00-044-5716
NSN 5945-01-433-8832
NSN 5895-00-596-8678
NSN 5835-00-269-2232
NSN 2925-01-359-4027
NSN 6645-00-559-3623
NSN 6685-00-815-5183
NSN 5930-01-507-9369
NSN 7035-01-518-4418
NSN 5960-01-163-2266
NSN 6105-00-025-1797