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 6145-01-050-7531
NSN 6105-00-564-4140
NSN 5990-01-236-8399
NSN 5895-00-518-1593
NSN 5920-01-458-2368
NSN 6130-01-050-1838
NSN 5960-00-175-7620
NSN 5985-01-399-0307
NSN 5975-01-010-0584
NSN 6150-00-932-6068
NSN 6240-01-193-1470
NSN 5975-01-378-7762