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 5999-01-133-4807
NSN 5905-00-580-1748
NSN 5855-01-606-3745
NSN 5999-00-804-8982
NSN 5996-01-645-9422
NSN 5915-01-106-3511
NSN 6610-01-222-0582
NSN 5998-00-168-8671
NSN 6220-01-025-5316
NSN 6320-01-198-4024
NSN 6610-00-880-1914
NSN 6320-00-004-9158