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 5990-00-129-6651
NSN 5985-01-338-0603
NSN 5990-01-440-7135
NSN 5920-01-301-0190
NSN 6645-01-532-9027
NSN 4140-01-370-1309
NSN 5965-01-599-4543
NSN 6150-01-578-5198
NSN 6150-00-146-7964
NSN 5985-01-455-0321
NSN 5990-00-252-1702
NSN 6220-01-279-9524