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 6220-01-603-0662
NSN 6240-00-739-0961
NSN 6685-01-608-5596
NSN 5998-01-459-9906
NSN 2925-01-457-5649
NSN 5905-00-948-3168
NSN 5996-01-306-8309
NSN 5999-01-588-8483
NSN 6610-00-527-8892
NSN 6240-01-437-4936
NSN 5960-01-433-7565
NSN 6650-00-809-1817