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 6220-01-634-0660
NSN 6620-01-062-1662
NSN 5990-01-417-4402
NSN 6150-01-179-1868
NSN 6685-01-008-3451
NSN 5999-00-896-8565
NSN 7035-01-181-2705
NSN 5925-01-055-3868
NSN 2925-01-164-4197
NSN 6105-00-205-0655
NSN 5975-00-276-7559
NSN 7035-00-908-4933