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 5920-00-759-1003
NSN 4140-01-337-5556
NSN 5835-00-155-1379
NSN 5975-01-421-7903
NSN 6110-01-633-9660
NSN 6145-00-369-3849
NSN 6650-00-507-2495
NSN 6110-01-248-0898
NSN 6685-01-429-1279
NSN 7035-00-185-8683
NSN 5998-01-421-2606
NSN 5920-01-323-5001