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 5915-01-129-8742
NSN 6135-01-307-2749
NSN 6220-01-206-9028
NSN 7035-01-500-5998
NSN 5905-00-167-6872
NSN 5990-00-770-6975
NSN 6105-00-058-4997
NSN 5960-01-092-4762
NSN 5998-01-004-8215
NSN 5920-01-168-7810
NSN 6320-00-116-3658
NSN 5905-01-312-4610