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 6240-01-521-4822
NSN 6105-01-617-0065
NSN 5945-00-800-7179
NSN 2925-01-422-9284
NSN 5965-01-082-1885
NSN 5915-01-145-5340
NSN 6240-01-489-5806
NSN 6145-01-295-6364
NSN 5975-01-362-6388
NSN 6130-00-960-9158
NSN 5960-01-411-5899
NSN 5920-00-059-4659