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 5930-00-465-4064
NSN 5998-01-430-3115
NSN 5835-01-615-4766
NSN 5999-01-003-0355
NSN 5855-00-791-1653
NSN 5915-00-916-6118
NSN 6620-01-501-7999
NSN 6645-01-366-2091
NSN 6130-00-959-8671
NSN 5920-01-095-4519
NSN 5835-01-135-2601
NSN 6240-01-197-8491