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 5910-00-642-7527
NSN 5945-01-300-2441
NSN 5835-01-310-8979
NSN 6240-01-116-1275
NSN 4140-01-573-7272
NSN 6150-01-436-5655
NSN 6240-00-917-3724
NSN 5996-01-300-7861
NSN 6645-01-607-7931
NSN 6240-00-839-7440
NSN 7035-01-501-5938
NSN 6610-00-618-0772