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 6650-01-330-2617
NSN 6105-00-588-7513
NSN 5965-01-046-9619
NSN 5960-00-307-9919
NSN 6650-01-321-2905
NSN 6105-01-078-4244
NSN 5910-00-551-1361
NSN 5905-01-367-2819
NSN 5905-01-455-6345
NSN 6240-01-544-6359
NSN 6685-01-460-5538
NSN 5998-00-282-2097