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 5990-00-845-2864
NSN 5835-01-242-9806
NSN 5965-01-430-4654
NSN 5895-01-504-2453
NSN 5975-01-342-8961
NSN 5930-01-544-7651
NSN 5920-01-631-1740
NSN 5835-01-236-6514
NSN 4140-01-400-3610
NSN 5925-01-376-4819
NSN 5998-00-292-9515
NSN 5930-01-553-5440