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 5910-00-922-4958
NSN 6685-01-150-4796
NSN 5935-00-617-2707
NSN 5920-01-619-9358
NSN 6135-00-856-1343
NSN
NSN 5910-00-642-7527
NSN 5998-00-124-8439
NSN 4140-01-365-5555
NSN 5990-01-586-8202
NSN 6110-00-110-6853
NSN 5950-01-621-2907