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 5985-01-090-1100
NSN 5975-01-078-2433
NSN 6135-01-350-2932
NSN 6610-00-303-6782
NSN 6620-00-115-9050
NSN 6645-01-485-9241
NSN 6130-00-509-1591
NSN 5975-00-937-8972
NSN 6135-01-645-4141
NSN 2925-01-141-7563
NSN 5935-01-007-0528
NSN 6685-00-246-5349