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 5930-01-268-2971
NSN 5920-00-271-3217
NSN 5925-01-113-7793
NSN 5999-01-453-2529
NSN 5905-00-866-0263
NSN 5998-01-127-0791
NSN 5996-00-501-4326
NSN 5975-01-483-7402
NSN 5915-01-384-3858
NSN 6130-00-605-4296
NSN 5915-01-227-0158
NSN 6240-01-578-2334