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 5985-00-180-8004
NSN 6145-01-228-0700
NSN 5996-00-468-1874
NSN 5910-01-113-5878
NSN 5905-01-197-2517
NSN 6320-00-225-7013
NSN 5835-00-165-3069
NSN 6610-00-141-7000
NSN 6150-00-175-9695
NSN 6130-00-489-3110
NSN 6685-01-454-4007
NSN 5905-01-567-0679