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 5975-01-540-2523
NSN 5835-01-399-5820
NSN 5935-01-013-8974
NSN 5990-01-376-0405
NSN 5998-00-893-2466
NSN 6150-01-429-6895
NSN 5935-00-978-1018
NSN 5920-01-452-1733
NSN 5920-00-997-9548
NSN 6685-01-422-7292
NSN 5975-00-487-5381
NSN 5975-01-629-9690