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 5910-00-901-5186
NSN 5996-01-303-8361
NSN 5975-00-759-4860
NSN 5990-01-140-5497
NSN 5930-01-438-1176
NSN 5996-01-014-5852
NSN 5930-01-508-3965
NSN 5996-01-187-8571
NSN 5999-01-423-1030
NSN 5965-01-364-1232
NSN 2925-00-149-0760
NSN 5975-01-437-5352