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 5855-01-223-0833
NSN 5960-00-379-4466
NSN 5985-00-831-6425
NSN 6135-01-100-3593
NSN 6610-01-469-2408
NSN 5905-01-446-7930
NSN 5950-00-716-3777
NSN 5998-00-599-8654
NSN 4140-01-014-3454
NSN 5965-01-592-3051
NSN 6220-00-102-9683
NSN 5999-00-489-3623