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 5998-00-388-0259
NSN 4140-01-307-1405
NSN 5998-00-787-7144
NSN 5895-01-433-8868
NSN 6685-01-159-6352
NSN 5930-00-616-1861
NSN 6145-01-592-4223
NSN 5930-00-500-0215
NSN 4140-01-377-3471
NSN 4140-01-146-0157
NSN 6145-00-936-9686
NSN 5935-00-745-7886