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 5935-00-521-0579
NSN 6110-01-347-4631
NSN 6135-01-471-7325
NSN 6650-00-597-7313
NSN 5999-01-322-4906
NSN 6220-01-355-0610
NSN 5835-01-485-0210
NSN 6150-01-389-4289
NSN 5975-01-121-4382
NSN 6620-00-500-0041
NSN 5960-01-497-4572
NSN 4140-01-384-2858