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 5935-00-984-4561
NSN 2925-00-735-4979
NSN 6220-00-737-0869
NSN 5925-01-215-2119
NSN 6650-01-413-0133
NSN 6685-01-484-7082
NSN 5945-01-304-9193
NSN 6220-01-420-4460
NSN 6145-01-280-8067
NSN 5960-01-507-9112
NSN 6130-01-634-0603
NSN 6240-01-370-5818