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 5835-00-337-7801
NSN 5985-00-840-2814
NSN 5835-01-632-6627
NSN 4140-01-447-3141
NSN 6135-01-552-1568
NSN 5985-01-455-4489
NSN 5930-01-080-2551
NSN 5950-00-234-0365
NSN 5990-01-033-7817
NSN 6650-01-138-8174
NSN 5990-00-075-4053
NSN 5915-01-442-8469