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 6220-01-045-2162
NSN 6645-00-192-1152
NSN 6620-01-023-9330
NSN 5965-01-158-1522
NSN 6610-00-308-9034
NSN 5950-00-993-2163
NSN 6130-00-655-3084
NSN 6150-00-370-9709
NSN 5910-00-017-0184
NSN 5835-01-455-3380
NSN 6145-00-702-0057
NSN 5998-00-476-0544