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 5855-01-607-6521
NSN 6650-01-062-3611
NSN 6240-01-425-1659
NSN 5975-01-621-7037
NSN 6220-01-419-3980
NSN 6220-01-025-3511
NSN 5835-01-618-7621
NSN 6685-01-328-7447
NSN 5855-00-444-2298
NSN 6240-00-197-6819
NSN 5945-01-382-8214
NSN 4140-00-907-0775