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 4140-01-142-8340
NSN 6110-01-148-3609
NSN 2925-01-254-3068
NSN 5950-01-644-5495
NSN 2925-00-590-3450
NSN 6150-00-468-5416
NSN 5915-00-633-1217
NSN 5835-01-342-2654
NSN 6320-00-468-8421
NSN 5895-00-402-5511
NSN 5915-00-623-4788
NSN 5945-01-406-6943