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 6135-01-502-3807
NSN 5905-01-442-8992
NSN 5990-01-234-8646
NSN 5920-01-464-3863
NSN 6220-01-443-4796
NSN 5855-00-933-9978
NSN 6220-01-406-5351
NSN 5855-01-434-1041
NSN 5855-01-195-2518
NSN 6240-01-048-3330
NSN 5915-01-085-3086
NSN 5996-01-033-4061