A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 5925-00-056-0898
NSN 6645-00-589-0143
NSN 6130-01-631-7725
NSN 6110-00-150-2014
NSN 5835-01-228-0178
NSN 6685-00-602-7209
NSN 7035-01-377-0760
NSN 6610-01-018-7426
NSN 6610-01-461-8180
NSN 6130-00-982-5592
NSN 4140-01-519-9343
NSN 6240-01-621-9941