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 6685-01-592-9681
NSN 5990-01-287-9447
NSN 6105-00-980-0351
NSN 6620-01-529-6665
NSN 6620-01-446-6571
NSN 5910-00-083-5806
NSN 5905-00-423-7698
NSN 6110-01-456-1985
NSN 7035-01-137-6206
NSN 5835-00-247-0161
NSN 6105-00-085-2178
NSN 6135-01-530-9327