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 6685-01-468-6572
NSN 6130-00-838-0384
NSN 5985-01-008-2051
NSN 5960-00-900-6705
NSN 5935-00-146-1897
NSN 5996-01-421-4761
NSN 6650-00-251-7512
NSN 6105-01-462-1657
NSN 5920-00-885-0367
NSN 4140-01-441-4696
NSN 5990-01-081-3845
NSN 5935-01-423-8653