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 6220-00-149-0977
NSN 5990-00-905-4624
NSN 5996-01-429-0390
NSN 5835-01-561-2959
NSN 6650-00-597-7313
NSN 6645-01-100-3296
NSN 5990-01-253-7647
NSN 5855-00-323-0967
NSN 6240-00-313-2515
NSN 5950-00-683-8304
NSN 5975-01-582-4858
NSN 5910-00-245-4643