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 5990-01-003-2627
NSN 5960-01-090-9291
NSN 5935-00-290-1778
NSN 2925-00-314-0252
NSN 5930-00-803-2329
NSN 5950-01-323-7170
NSN 6610-01-559-5073
NSN 4140-00-587-7476
NSN 5990-01-481-5274
NSN 5915-01-173-7163
NSN 6645-00-392-8728
NSN 6110-01-116-8741