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 6105-01-418-8708
NSN 5945-00-882-1317
NSN 5895-01-278-6761
NSN 5965-01-549-8330
NSN 2925-00-261-5800
NSN 6320-00-937-5625
NSN 5925-00-709-9437
NSN 5925-00-650-1069
NSN 6110-01-112-2322
NSN 5895-00-924-5847
NSN 6610-00-907-9801
NSN 6220-01-324-3766