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 4140-01-448-3132
NSN 6145-01-054-3874
NSN 6620-01-248-0358
NSN 5998-01-418-0911
NSN 6650-01-174-5788
NSN 5990-00-518-0684
NSN 5975-00-338-8614
NSN 6130-01-286-3814
NSN 6220-00-564-2868
NSN 6320-01-139-0533
NSN 5910-01-204-9539
NSN 5998-00-153-1378