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 5985-01-233-0512
NSN 6620-01-421-3917
NSN 5985-00-673-5831
NSN 5996-01-324-7622
NSN 5960-00-835-2575
NSN 5975-01-471-6890
NSN 6645-01-314-7020
NSN 6320-01-501-7935
NSN 6320-01-170-4068
NSN 5985-00-252-0469
NSN 5920-00-584-4592
NSN 4140-01-314-0575