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 5960-00-930-5360
NSN 6620-00-317-7820
NSN 5975-01-522-6507
NSN 6130-00-489-3110
NSN 5835-01-550-5094
NSN 5930-00-374-1570
NSN 5905-01-227-8217
NSN 5905-01-578-6998
NSN 5985-01-113-2750
NSN 5930-00-141-0535
NSN 6620-00-218-4959
NSN 6110-00-796-4534