federal specification is qq-b-626; surface treatment ans classification is military specification mil-f-14072
An item designed to be attached in place of the mounting bushing nut and/or attached to the chassis or panel for a volume control, a variable capacitor or the like to permit locking the shaft in a fixed position.
Classification: Parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90
NSN 6610-01-302-6347
NSN 6645-00-580-9605
NSN 6685-01-121-5751
NSN 5975-01-092-8655
NSN 6150-01-495-8238
NSN 5895-00-931-8436
NSN 6240-01-143-8976
NSN 6220-00-491-0520
NSN 6105-01-414-8829
NSN 5935-01-349-4487
NSN 6620-01-658-2480
NSN 5998-00-475-4893