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 5975-01-021-8678
NSN 5930-01-562-0658
NSN 5960-01-513-3230
NSN 5990-00-900-0672
NSN 6130-00-957-1486
NSN 5990-01-472-2447
NSN 6130-01-154-8171
NSN 5965-00-241-6424
NSN 5930-00-558-6828
NSN 6135-01-493-8375
NSN 5950-01-207-1646
NSN 6150-00-322-1445