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 6150-01-415-5568
NSN 5855-01-361-2362
NSN 6220-01-566-0976
NSN 6685-00-222-8216
NSN 7035-01-287-9817
NSN 5985-01-048-0447
NSN 6650-00-458-7586
NSN 5965-01-596-7631
NSN 6650-01-022-5181
NSN 5996-01-049-4302
NSN 6320-01-564-0893
NSN 6685-01-463-7229