Two grooves 0.031 in. Min, 0.062 in. Max radius
A nut having a sleeve portion on its under side, which can be crimped or clinched to hold the item in place when inserted in a hole.
Classification: Nuts of iron or steel
NSN 6645-00-051-4603
NSN 5935-00-036-3948
NSN 5950-00-049-6163
NSN 5855-00-107-7993
NSN 6130-00-373-1757
NSN 5998-01-327-4777
NSN 5935-01-032-5442
NSN 5910-00-058-0746
NSN 5996-00-267-1139
NSN 5920-01-173-8212
NSN 6145-01-467-9872
NSN 4140-01-224-6994