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 4140-01-548-2551
NSN 5965-00-204-8513
NSN 6130-00-595-5943
NSN 5935-01-607-9513
NSN 5950-00-772-6668
NSN 6220-01-359-8322
NSN 6650-01-601-8194
NSN 5990-00-351-5479
NSN 6145-01-028-1571
NSN 5996-00-863-6142
NSN 6650-01-060-1734
NSN 6145-01-649-4015