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 6320-01-543-1194
NSN 2925-00-707-6770
NSN 6150-01-458-9060
NSN 6645-01-092-4733
NSN 6135-01-377-5729
NSN 5935-01-103-7978
NSN 5925-00-592-8571
NSN 6110-01-415-5086
NSN 6220-01-449-4202
NSN 6240-01-488-3094
NSN 5905-01-197-8775
NSN 5998-00-647-1225