Used on sizes 7/16, 1/2, 9/16 and 3/4 inches
NSN 6320-01-493-4472
NSN 6130-01-213-0196
NSN 5835-00-337-7801
NSN 6105-00-281-8185
NSN 5935-00-451-4504
NSN 6220-01-214-4406
NSN 5855-01-323-5394
NSN 5998-00-082-0368
NSN 5999-01-320-5221
NSN 5905-00-843-6615
NSN 6320-01-498-4954
NSN 6645-01-447-6777