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 5990-01-128-7599
NSN 6685-01-594-3024
NSN 2925-01-391-9247
NSN 5999-01-530-4141
NSN 5855-01-587-9900
NSN 5985-01-441-5786
NSN 6110-01-627-9678
NSN 6685-01-538-6710
NSN 5985-00-823-2028
NSN 6150-01-382-9305
NSN 5915-00-905-8417
NSN 6650-01-356-3123