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 6610-01-121-0190
NSN 6135-01-490-0278
NSN 5996-00-647-5160
NSN 5950-00-068-3999
NSN 5895-01-233-4149
NSN 6240-00-981-4681
NSN 5930-00-293-2492
NSN 5910-01-422-2907
NSN 6685-01-076-4703
NSN 5930-00-057-8312
NSN 5915-01-597-8873
NSN 5975-01-576-3340