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 6135-00-900-2139
NSN 5925-00-520-4743
NSN 5935-01-320-4110
NSN 6145-00-481-1954
NSN 4140-00-618-5389
NSN 6130-01-298-4945
NSN 5895-00-005-2945
NSN 4140-01-193-4841
NSN 6320-00-646-3311
NSN 6220-01-559-4500
NSN 6620-00-054-4778
NSN 5855-01-147-6024