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 5935-01-017-7333
NSN 6320-00-149-7570
NSN 5996-00-994-3986
NSN 5925-01-117-8170
NSN 4140-00-012-3506
NSN 6105-01-617-0065
NSN 6645-01-030-8930
NSN 6220-00-110-1985
NSN 4140-00-555-3856
NSN 5905-01-194-3473
NSN 6105-01-378-6604
NSN 6110-01-183-6656