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 5930-01-383-4086
NSN 7035-01-071-5214
NSN 5950-00-823-0019
NSN 6685-00-595-5376
NSN 5835-00-711-3371
NSN 5905-01-309-9656
NSN 5950-01-410-7685
NSN 7035-00-968-4848
NSN 5925-01-370-0955
NSN 5985-01-492-6331
NSN 5920-00-504-8634
NSN 5975-01-550-9752