USEO-NB-OAT-BRID
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 5950-00-300-0287
NSN 5998-01-432-0101
NSN 5920-01-482-8852
NSN 2925-01-443-5929
NSN 6620-00-527-9280
NSN 6620-01-067-8336
NSN 5915-01-048-2817
NSN 6150-01-423-8870
NSN 6130-01-555-8531
NSN 6650-01-145-5173
NSN 6620-01-061-0599
NSN 5999-00-678-4271