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 7035-00-392-5417
NSN 5990-01-027-5433
NSN 5925-00-720-1354
NSN 5960-00-421-1054
NSN 6650-00-140-8776
NSN 5985-01-004-6021
NSN 5950-01-508-4244
NSN 6645-01-359-7875
NSN 6135-01-421-3189
NSN 6620-01-083-4672
NSN 5855-01-152-5849
NSN 6240-01-390-4924