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 5985-01-509-2524
NSN 5945-01-474-7584
NSN 5920-00-792-5581
NSN 5960-00-732-0989
NSN 5990-01-149-9228
NSN 4140-01-095-6169
NSN 6130-01-426-8841
NSN 5999-00-009-6361
NSN 5945-00-436-2603
NSN 5950-01-560-2280
NSN 6320-00-646-3311
NSN 6110-01-478-7460