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 6620-01-633-8443
NSN 5990-01-024-9659
NSN 6130-01-657-1725
NSN 5925-01-644-9636
NSN 5920-01-050-7474
NSN 5905-00-938-7877
NSN 5990-01-423-8189
NSN 6320-00-242-3300
NSN 5950-01-232-4862
NSN 6135-00-255-1340
NSN 6130-00-120-8828
NSN 5925-01-622-3506