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 6150-01-123-7612
NSN 5935-00-146-1239
NSN 5915-00-192-3109
NSN 5905-00-578-4991
NSN 5925-01-594-1873
NSN 7035-00-631-3782
NSN 6645-01-614-4838
NSN 5950-00-726-8844
NSN 5905-01-068-2434
NSN 5925-01-184-6912
NSN 6110-01-537-6669
NSN 6130-00-832-6006