A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6610-00-234-9390
NSN 6110-00-622-1434
NSN 5960-01-605-9921
NSN 5905-00-716-5935
NSN 6620-00-932-4306
NSN 5895-01-165-9396
NSN 5835-01-464-2662
NSN 6610-00-038-1135
NSN 5999-00-253-2192
NSN 6130-01-159-7884
NSN 6610-00-862-8540
NSN 6240-01-318-0531