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 5925-01-417-9203
NSN 6320-01-006-6138
NSN 4140-01-568-4131
NSN 4140-01-567-2701
NSN 5915-01-229-5178
NSN 6150-00-416-2045
NSN 5920-00-962-0230
NSN 2925-00-203-8735
NSN 5935-01-223-3668
NSN 6135-00-297-8873
NSN 6650-00-438-3983
NSN 5920-01-159-3087