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 6685-01-414-1904
NSN 6320-01-116-3980
NSN 6220-00-977-8839
NSN 5999-00-119-3487
NSN 5905-00-905-8402
NSN 6135-00-906-0984
NSN 6610-01-351-4607
NSN 6620-01-264-8685
NSN 5905-00-579-5393
NSN 6620-00-103-4764
NSN 5910-01-375-2863
NSN 4140-00-517-7902