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 4140-01-041-2636
NSN 5895-01-443-4860
NSN 6145-00-542-7980
NSN 5990-01-582-1977
NSN 5915-01-192-5708
NSN 5905-00-700-3405
NSN 6110-01-009-5876
NSN 5999-00-654-4214
NSN 4140-01-558-5806
NSN 5996-00-060-3289
NSN 5985-01-384-3317
NSN 2925-01-185-9144