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 5915-00-256-8423
NSN 5985-00-053-3157
NSN 5920-01-013-3883
NSN 5990-01-386-5561
NSN 5960-01-098-8437
NSN 5996-00-020-6421
NSN 6620-01-534-5588
NSN 5985-01-335-0388
NSN 5910-00-010-1295
NSN 5835-01-096-8570
NSN 5996-01-444-5409
NSN 7035-00-406-0568