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 5930-00-799-1494
NSN 6110-01-195-7628
NSN 6130-01-256-9390
NSN 5998-00-332-2279
NSN 4140-00-311-6329
NSN 5915-00-653-9457
NSN 4140-01-541-7623
NSN 5910-00-248-6899
NSN 2925-01-400-2286
NSN 6650-00-477-4538
NSN 5905-00-006-1331
NSN 6320-01-302-5157