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 5945-00-854-9980
NSN 5925-01-357-5560
NSN 6645-01-137-7974
NSN 5935-01-262-5415
NSN 6110-00-875-0374
NSN 5990-01-510-4699
NSN 5835-01-256-7323
NSN 5960-00-466-3523
NSN 5920-01-422-2638
NSN 7035-01-145-5059
NSN 5915-01-562-4137
NSN