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 6240-01-633-9357
NSN 6650-01-297-8168
NSN 6110-01-033-4076
NSN 6220-01-195-5967
NSN 6240-01-010-2991
NSN 5835-01-606-8768
NSN 5910-01-092-2582
NSN 5985-01-334-0617
NSN 6610-01-440-4314
NSN 6650-01-309-3462
NSN 5975-01-575-1654
NSN 5960-00-355-7307