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 5915-01-104-0481
NSN 7035-01-062-1692
NSN 6620-01-032-3937
NSN 6610-00-004-2879
NSN 6130-01-078-7571
NSN 5999-00-872-3448
NSN 6650-01-443-1476
NSN 5996-00-408-3387
NSN 5975-01-437-8869
NSN 5996-01-240-7085
NSN 5985-01-207-3400
NSN 5965-01-282-4587