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 6645-01-657-2604
NSN 6130-00-442-7473
NSN 6110-00-193-0030
NSN 5950-01-462-4956
NSN 6610-01-632-0996
NSN 5965-01-495-0316
NSN 5998-01-361-9290
NSN 4140-00-419-0631
NSN 5920-01-118-0309
NSN 6650-01-280-9353
NSN 5990-01-110-8979
NSN 5910-01-115-2536