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 6135-01-252-0315
NSN 6145-01-485-6932
NSN 6645-01-062-0905
NSN 6650-01-329-8020
NSN 5960-00-832-8449
NSN 5975-01-452-8587
NSN 5855-01-213-0783
NSN 5950-01-071-5706
NSN 5835-01-138-4747
NSN 5895-01-653-1732
NSN 5975-01-305-0854
NSN 5998-00-275-2145