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 6620-01-161-8034
NSN 6240-01-394-4212
NSN 5930-00-211-4316
NSN 5990-01-481-8441
NSN 5999-00-369-1623
NSN 5905-01-431-9703
NSN 6135-01-592-4139
NSN 6135-01-322-4655
NSN 6135-00-613-1068
NSN 6650-01-044-0183
NSN 5925-00-212-4901
NSN 6650-01-079-1608