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 5990-01-340-1306
NSN 5910-01-603-2070
NSN 5975-00-445-1396
NSN 5950-01-223-6346
NSN 6610-00-862-5901
NSN 5996-01-258-5888
NSN 6620-01-010-7337
NSN 5985-01-413-4661
NSN 5975-00-290-1795
NSN 6135-01-515-4260
NSN 6105-00-480-4831
NSN 5985-01-553-7312