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 5920-01-621-2045
NSN 6135-01-070-3865
NSN 5975-00-065-8289
NSN 6105-00-103-4516
NSN 6620-00-273-8735
NSN 5835-01-138-8622
NSN 5998-01-542-8649
NSN 5999-01-102-9050
NSN 6650-01-562-3805
NSN 6135-01-313-8323
NSN 5945-01-224-9046
NSN 5975-01-565-2260