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 5920-01-517-8474
NSN 5965-01-469-7401
NSN 5990-00-548-6163
NSN 5999-01-067-6524
NSN 6650-00-665-3658
NSN 5999-00-017-6957
NSN 5930-01-127-0386
NSN 7035-01-656-4132
NSN 6610-01-353-7075
NSN 6685-01-206-4615
NSN 5990-00-551-1315
NSN 6130-01-462-0155