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 5999-00-793-3106
NSN 4140-00-388-6829
NSN 6645-01-633-1852
NSN 6145-00-835-2298
NSN 5915-01-258-7435
NSN 5950-01-505-3517
NSN 6685-01-411-5969
NSN 6650-01-601-4407
NSN 5920-01-484-9924
NSN 5905-00-877-9859
NSN 5915-01-419-5602
NSN 6320-00-886-9771