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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5905-00-289-2943
NSN 5945-00-201-0273
NSN 6105-00-116-0066
NSN 5990-01-003-2627
NSN 5996-01-594-8747
NSN 6650-01-542-9495
NSN 6110-00-137-9544
NSN 5950-01-438-0047
NSN 5990-00-101-8318
NSN 6105-00-835-7758
NSN 6110-00-578-7243
NSN 6240-00-563-5846