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 5945-01-269-6007
NSN 5990-01-043-3400
NSN 6610-00-536-4977
NSN 7035-01-245-7973
NSN 5965-01-535-5789
NSN 5905-01-415-3734
NSN 5975-01-602-7158
NSN 6610-00-290-0758
NSN 5920-00-793-8406
NSN 6105-01-422-2257
NSN 5935-01-050-7487
NSN 6105-00-582-6517