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 6650-00-111-1081
NSN 6620-01-302-9729
NSN 6110-00-583-9821
NSN 6645-01-126-5526
NSN 4140-01-116-7567
NSN 2925-01-587-3956
NSN 5960-01-395-1164
NSN 5915-01-565-8736
NSN 5975-01-085-6979
NSN 5990-00-653-8595
NSN 6150-01-139-5283
NSN 6610-01-112-8137