Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications
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.)
NSN 5905-01-215-1143
NSN 6150-01-499-2458
NSN 2925-00-105-3907
NSN 5920-00-336-9055
NSN 6130-01-258-6334
NSN 5985-00-285-8466
NSN 5975-00-135-7892
NSN 6240-01-441-8368
NSN 6105-01-134-9346
NSN 5960-00-912-5391
NSN 5998-00-633-5169
NSN 6110-00-594-7640