An item specifically designed to wholly, or in part, enclose the device securing the knob in position. It may have reference markings constant with functional requirements.
Classification: Parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90
NSN 5835-00-876-4544
NSN 5920-01-496-1309
NSN 5960-01-384-4603
NSN 7035-01-443-3052
NSN 5960-01-609-6565
NSN 5935-00-337-6963
NSN 5990-00-928-2261
NSN 5999-00-234-5853
NSN 6105-01-338-0782
NSN 5985-01-284-0394
NSN 5925-01-400-0821
NSN 6135-01-447-3086