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 6135-01-633-8502
NSN 4140-01-568-7925
NSN 5985-01-327-2161
NSN 5975-00-837-3293
NSN 5996-01-407-3777
NSN 6685-00-838-0552
NSN 5930-01-229-7103
NSN 5910-01-371-2553
NSN 5930-01-246-2828
NSN 5905-01-492-2365
NSN 6150-01-639-8152
NSN 5915-01-458-5487