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 5996-01-383-1478
NSN 5996-00-278-5193
NSN 5905-00-587-9510
NSN 6220-01-397-2846
NSN 5990-01-150-7443
NSN 6645-00-849-4429
NSN 5935-00-207-5670
NSN 5950-01-371-8058
NSN 6130-01-492-8080
NSN 6650-01-456-6516
NSN 6145-00-660-9321
NSN 6110-00-316-3484