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 6110-01-625-6251
NSN 5960-01-550-8038
NSN 5999-01-487-3564
NSN 5975-00-303-9985
NSN 6320-01-457-2805
NSN 6650-01-366-1530
NSN 5990-01-633-9503
NSN 6620-01-627-0478
NSN 6105-01-202-8878
NSN 5999-01-101-9932
NSN 4140-01-126-7368
NSN 5990-01-357-6175