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 6650-01-599-0019
NSN 6110-00-135-0878
NSN 5910-01-641-9229
NSN 5950-01-345-1883
NSN 5950-01-242-9896
NSN 6620-00-635-7347
NSN 5990-00-301-3386
NSN 6645-01-633-1852
NSN 6220-01-006-3057
NSN 5998-01-012-0995
NSN 5920-01-657-3736
NSN 6610-01-209-8991