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 6145-00-010-1425
NSN 5920-01-444-1700
NSN 5996-00-525-1777
NSN 5915-00-078-9574
NSN 5996-01-010-0257
NSN 5920-01-484-1585
NSN 5835-01-143-9143
NSN 6645-00-091-7353
NSN 5935-01-535-6010
NSN 6150-01-256-3006
NSN 5895-01-528-2836
NSN 7035-00-167-7411