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 5965-01-328-7979
NSN 5960-00-289-6591
NSN 5965-01-411-4323
NSN 5920-01-462-1950
NSN 5985-00-016-7605
NSN 6105-00-985-8380
NSN 5985-01-289-8838
NSN 4140-01-466-5147
NSN 7035-01-568-5351
NSN 5985-01-542-7475
NSN 5935-01-098-5240
NSN 6110-01-541-5292