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 5999-00-850-4690
NSN 5965-00-773-9047
NSN 6610-01-146-8061
NSN 7035-01-029-7221
NSN 5999-01-160-1064
NSN 5965-00-285-0745
NSN 6610-00-851-3203
NSN 7035-00-003-7518
NSN 4140-00-690-5288
NSN 5945-00-259-1018
NSN 6110-01-113-7642
NSN 6650-01-587-2243