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 5920-01-564-2308
NSN 5910-01-568-9354
NSN 6685-01-251-8938
NSN 6320-00-699-1091
NSN 5855-01-450-0137
NSN 5996-01-338-7562
NSN 5905-01-278-9000
NSN 5895-01-289-3044
NSN 6685-00-203-2389
NSN 6220-00-221-5899
NSN 5930-01-422-4749
NSN 5990-00-964-4093