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 5925-00-290-4451
NSN 5930-01-173-5869
NSN 5990-01-548-5979
NSN 2925-00-578-4068
NSN 2925-00-101-7972
NSN 6220-01-081-7631
NSN 5999-01-199-9997
NSN 5855-00-455-6070
NSN 6240-01-181-9565
NSN 5950-01-528-3624
NSN 6145-00-717-8421
NSN 5975-00-009-8718