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 6610-01-271-1205
NSN 5999-00-972-9588
NSN 5935-00-028-4139
NSN 5905-00-405-8361
NSN 5950-01-476-2901
NSN 6110-01-449-0150
NSN 5930-01-326-3605
NSN 5920-01-323-6369
NSN 5915-01-024-2384
NSN 6135-01-457-0984
NSN 6620-00-891-2225
NSN 5835-01-163-4215