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 6620-01-493-6988
NSN 4140-01-605-1533
NSN 5945-01-147-5377
NSN 5855-01-615-6200
NSN 6130-01-555-8531
NSN 5996-01-483-2847
NSN 6685-01-081-9950
NSN 5990-01-012-0613
NSN 5895-01-514-7241
NSN 5998-00-489-5145
NSN 6645-00-251-0688
NSN 5965-01-168-8180