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 5895-00-917-2920
NSN 6685-01-009-8690
NSN 5835-01-553-4894
NSN 5998-01-504-9038
NSN 5935-00-836-9986
NSN 5915-00-719-6455
NSN 2925-01-062-2660
NSN 6130-00-219-6856
NSN 5930-01-037-9697
NSN 5975-01-181-2267
NSN 5920-00-504-8634
NSN 6645-01-343-6077