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 5998-01-431-5538
NSN 6620-01-457-9476
NSN 6240-01-089-6149
NSN 6620-01-215-0470
NSN 6220-01-055-7423
NSN 5945-00-165-0911
NSN 6620-00-806-7936
NSN 4140-00-193-0067
NSN 5945-01-393-2568
NSN 6135-01-422-1440
NSN 4140-00-270-8075
NSN 5945-00-450-2978