Used on sizes 7/16, 1/2, 9/16 and 3/4 inches
NSN 6685-01-348-4161
NSN 5998-00-398-0021
NSN 5905-01-571-8793
NSN 5950-01-369-6424
NSN 6240-01-367-1925
NSN 6685-01-588-0887
NSN 6645-00-192-1152
NSN 5920-00-241-3838
NSN 5835-00-711-3371
NSN 5965-01-574-3508
NSN 6145-01-461-1714
NSN 6220-01-478-2038