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).
Classification: Tubes of fused quartz or other fused silica, unworked
NSN 4140-00-388-2979
NSN 4140-00-423-6663
NSN 6220-01-033-5182
NSN 5910-00-673-9787
NSN 5960-00-231-3767
NSN 6610-01-606-2144
NSN 5996-01-372-2154
NSN 5950-01-401-5321
NSN 5990-00-900-0672
NSN 5960-01-364-9795
NSN 6135-00-127-1683
NSN 5855-01-243-2355