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 5905-01-142-2894
NSN 5910-01-470-1377
NSN 5996-00-964-9400
NSN 5835-00-337-7801
NSN 4140-00-393-1707
NSN 5915-01-007-1725
NSN 6105-00-494-0846
NSN 5920-01-367-0852
NSN 5985-01-426-4312
NSN 5996-00-636-4849
NSN 5905-00-270-1309
NSN 6650-01-528-7570