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 5996-01-023-8370
NSN 5999-01-533-1573
NSN 6110-00-427-4454
NSN 6240-01-397-8713
NSN 6645-01-350-3138
NSN 5930-00-036-0381
NSN 6150-01-091-0492
NSN 6130-01-178-7503
NSN 5985-01-646-0137
NSN 7035-00-896-3213
NSN 5905-01-342-7651
NSN 5950-01-206-4800