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 5935-01-432-5521
NSN 5950-01-381-0386
NSN 6645-00-143-1567
NSN 6135-01-236-8603
NSN 6645-00-779-5355
NSN 5965-01-619-5520
NSN 5960-00-431-5263
NSN 6145-01-152-3534
NSN 5998-01-427-8462
NSN 5975-01-055-6528
NSN 5998-01-319-7625
NSN 5999-00-129-9357