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 2925-01-107-7939
NSN 5965-00-539-7778
NSN 6645-01-609-4753
NSN 6145-00-932-5698
NSN 6620-00-431-3837
NSN 6610-01-592-1551
NSN 6645-01-287-9969
NSN 5920-01-558-4490
NSN 6645-01-448-2726
NSN 5975-01-418-9270
NSN 6320-00-459-8973
NSN 6645-01-633-1852