A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
NSN 5905-01-641-1282
NSN 5910-01-172-8508
NSN 5950-01-030-9809
NSN 5905-01-076-4702
NSN 6145-01-163-5988
NSN 6110-01-462-1530
NSN 5996-01-143-5779
NSN 5998-00-391-5986
NSN 6220-01-198-2021
NSN 5895-01-303-5770
NSN 6620-01-323-5275
NSN 6105-01-492-1558