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 5990-01-024-9659
NSN 5950-01-014-1787
NSN 5835-00-564-0057
NSN 5965-01-245-6585
NSN 6130-01-424-1217
NSN 6620-00-246-6448
NSN 4140-01-148-0459
NSN 5835-01-491-4613
NSN 5915-00-463-2562
NSN 6620-01-587-1088
NSN 6610-00-924-2828
NSN 2925-00-523-3729