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 5945-01-065-2854
NSN 4140-01-110-5712
NSN 5998-01-492-5272
NSN 5999-00-409-0158
NSN 6240-00-368-8541
NSN 6620-00-684-6771
NSN 5930-01-527-8296
NSN 5965-00-455-7581
NSN 5895-00-827-6402
NSN 6240-01-457-7978
NSN 6610-01-250-2811
NSN 6135-01-238-2878