A flat piece of fireproof material with a hole in the center designed primarily to expose only the specified area of a flask bottom to the heat source used in distillation tests. The center hole may have a bevel recess at the top.
Classification: Other instruments and appliances used in medical, surgical, dental or veterinary sciences, nesoi
NSN 5895-00-956-8936
NSN 6110-01-583-2378
NSN 5925-01-421-2452
NSN 6130-01-222-0475
NSN 7035-01-141-3041
NSN 5998-00-161-6307
NSN 7035-00-179-3924
NSN 5999-00-451-2611
NSN 5895-01-364-2940
NSN 6145-01-143-4324
NSN 5945-01-003-7115
NSN 6110-01-049-7256