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 6320-01-512-2031
NSN 5835-01-203-8295
NSN 5965-01-627-0848
NSN 6220-00-846-8125
NSN 6685-01-313-4499
NSN 5975-01-053-1331
NSN 6130-00-104-8196
NSN 5905-01-144-3449
NSN 6135-01-400-2947
NSN 5895-00-872-1603
NSN 5920-00-522-6525
NSN 5835-01-253-8092