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 5855-01-626-0921
NSN 5895-01-547-8841
NSN 6645-00-474-3599
NSN 6145-01-198-5916
NSN 4140-01-591-6772
NSN 5996-01-175-2200
NSN 6685-01-090-1203
NSN 6135-00-377-9165
NSN 6220-00-010-9301
NSN 5855-01-434-2825
NSN 5915-00-394-6523
NSN 5930-01-440-9032