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 5990-00-336-2054
NSN 5990-00-853-9926
NSN 5945-01-141-7017
NSN 6645-00-074-4580
NSN 6650-00-724-8258
NSN 5895-00-185-4543
NSN 5985-01-447-3043
NSN 5835-00-034-4976
NSN 5990-00-394-3987
NSN 5975-01-446-1241
NSN 6110-00-509-9704
NSN 5999-00-147-9337