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 6130-01-206-4032
NSN 5960-00-275-2990
NSN 5835-00-007-6824
NSN 5960-01-544-1273
NSN 6135-01-384-4395
NSN 5965-00-067-7393
NSN 5960-00-486-0323
NSN 6320-01-220-2264
NSN 6650-01-272-9746
NSN 5990-01-378-7349
NSN 6150-01-102-7260
NSN 5999-01-341-9201