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 6220-01-474-3967
NSN 5985-00-597-2966
NSN 5999-01-121-6164
NSN 5915-01-019-1430
NSN 7035-01-183-1989
NSN 5920-00-678-7467
NSN 5990-01-612-5323
NSN 5925-00-636-5683
NSN 5990-01-548-5979
NSN 6685-01-367-2534
NSN 6130-00-153-3136
NSN 6610-01-487-6843