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 5975-01-196-4990
NSN 6145-01-513-6352
NSN 5998-01-141-7486
NSN 5920-01-088-7958
NSN 5935-01-047-7085
NSN 5895-01-384-1628
NSN 6240-00-573-7514
NSN 4140-01-176-0482
NSN 5930-01-368-5536
NSN 4140-01-389-3911
NSN 5950-00-757-3083
NSN 5920-01-122-1509