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 4140-01-003-6850
NSN 5930-01-066-9459
NSN 5998-01-116-4569
NSN 5835-00-198-4936
NSN 5905-01-063-9004
NSN 5985-00-595-8633
NSN 6130-01-042-6870
NSN 5990-00-247-0975
NSN 4140-01-185-6214
NSN 5930-01-622-4287
NSN 6110-00-928-8873
NSN 5920-01-495-4871