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 5985-01-366-5129
NSN 5910-00-822-4877
NSN 5985-01-320-3916
NSN 6650-01-633-9147
NSN 6110-00-144-6763
NSN 5965-01-190-7391
NSN 6145-00-185-4515
NSN 5950-01-529-6542
NSN 6320-00-115-0883
NSN 5990-01-242-9653
NSN 6610-01-138-5786
NSN 7035-00-445-9657