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 6135-00-078-9931
NSN 5925-01-462-6792
NSN 5910-01-260-7218
NSN 5998-00-633-5169
NSN 6650-01-324-6458
NSN 5950-00-228-8785
NSN 6240-01-487-6459
NSN 5975-01-459-4607
NSN 6130-01-621-3040
NSN 5985-01-450-5982
NSN 2925-01-213-6622
NSN 6135-01-087-7895