Hole located in center of hexagon outside diameter 0.125
A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 6620-00-551-2631
NSN 6645-00-763-1424
NSN 6645-01-431-3652
NSN 6145-01-173-1201
NSN 5990-00-838-1082
NSN 6685-00-015-3192
NSN 5965-00-834-6298
NSN 4140-00-868-8907
NSN 5895-01-353-1595
NSN 2925-00-064-9887
NSN 6150-01-140-7499
NSN 6685-01-067-8474