A tubular item of glass having a uniform cross section throughout its entire length. It may have reference and/or indicator markings and is generally used where the conveying, containing, or visual inspection of liquids and/or gasses are required, such as laboratories. Excludes insulator (1), washer; and washer (as modified).
NSN 5925-01-081-7253
NSN 5960-01-495-0859
NSN 6620-01-437-8193
NSN 4140-01-311-8812
NSN 6130-01-646-5710
NSN 4140-00-307-2732
NSN 5935-01-564-5242
NSN 4140-01-044-3366
NSN 6150-01-246-3339
NSN 6220-01-137-9906
NSN 7035-01-350-4247
NSN 5835-01-399-5820