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 5975-01-246-6936
NSN 6685-01-275-3973
NSN 5835-00-217-2147
NSN 5990-01-548-3711
NSN 7035-00-270-5519
NSN 5965-01-359-8172
NSN 5910-00-546-3282
NSN 6610-00-726-6076
NSN 6220-01-380-6204
NSN 6650-00-809-1817
NSN 5935-01-253-1337
NSN 5920-01-509-1153