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 6240-01-504-3072
NSN 6150-01-415-3311
NSN 6320-00-004-9158
NSN 5996-00-501-4326
NSN 5975-01-415-3331
NSN 6685-01-545-1393
NSN 6610-00-168-2200
NSN 6130-00-392-1992
NSN 5975-01-260-7270
NSN 6240-00-187-4306
NSN 6620-01-430-4111
NSN 6610-00-141-7000