Dyed brown
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.
Classification: Nuts of iron or steel
NSN 6150-00-241-5439
NSN 5975-01-244-9320
NSN 6135-00-444-1402
NSN 6145-00-988-6906
NSN 5905-00-245-5650
NSN 5950-01-288-1845
NSN 5930-00-990-8101
NSN 6240-00-001-5353
NSN 5930-00-216-7511
NSN 6145-01-103-4863
NSN 5920-01-470-5835
NSN 6240-00-498-2034