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 6220-00-167-2154
NSN 5930-00-226-8016
NSN 5855-00-688-9954
NSN 5925-01-029-3483
NSN 6145-01-564-3706
NSN 6240-00-092-3186
NSN 6645-01-641-1575
NSN 6110-01-399-4899
NSN 6610-00-585-6227
NSN 6650-00-496-8762
NSN 6620-00-844-4363
NSN 5960-00-553-5792