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 6110-01-171-7348
NSN 5985-01-633-9751
NSN 5990-01-085-9117
NSN 5935-00-117-9446
NSN 6620-00-262-3113
NSN 5998-01-073-5525
NSN 5998-01-271-0096
NSN 5930-01-186-4330
NSN 6105-01-501-7992
NSN 5950-00-301-5352
NSN 6240-01-263-0123
NSN 6650-00-437-7222