An item of rigid material designed to cover a crucible, ignition, laboratory, it may have a handle-lifting device, or opening for delivery tube.
NSN 5915-01-589-0171
NSN 5915-01-377-7602
NSN 5925-01-471-9700
NSN 5985-01-341-0900
NSN 6610-00-186-9180
NSN 6150-00-918-3044
NSN 5895-00-150-7072
NSN 2925-01-136-2551
NSN 6110-01-463-2421
NSN 6650-00-187-5388
NSN 5895-01-613-9471
NSN 6135-01-457-7849