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 5905-00-257-4640
NSN 5905-01-395-9924
NSN 5920-01-539-6045
NSN 6150-01-555-8238
NSN 4140-01-586-2210
NSN 5835-01-156-5622
NSN 5965-01-200-6613
NSN 5975-01-399-0113
NSN 5855-00-014-5008
NSN 5920-01-066-1799
NSN 5965-01-556-4337
NSN 5925-01-381-9573