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 5998-01-144-6874
NSN 5925-01-596-7331
NSN 6130-01-357-0551
NSN 2925-01-350-8372
NSN 6650-00-315-2397
NSN 5920-00-584-4592
NSN 5965-00-123-1727
NSN 7035-01-361-1311
NSN 6610-01-564-0667
NSN 5945-01-657-0207
NSN 5905-01-389-2296
NSN 6645-00-240-9762