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 5920-01-454-1360
NSN 5975-01-040-0373
NSN 6220-01-559-7930
NSN 5965-01-460-4172
NSN 6620-00-190-8109
NSN 5835-01-105-6545
NSN 5950-01-514-8430
NSN 7035-01-045-3502
NSN 5930-01-400-6126
NSN 5905-00-021-9300
NSN 6620-00-725-7289
NSN 6110-00-297-5768