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 6105-01-382-9648
NSN 5999-01-467-2898
NSN 5999-01-390-4265
NSN 5975-01-474-5631
NSN 6645-00-583-0066
NSN 5910-00-925-2412
NSN 6110-01-056-4964
NSN 6650-01-617-0113
NSN 6110-01-050-7871
NSN 5920-00-636-1579
NSN 5990-01-281-3120
NSN 7035-00-470-4977