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 6240-01-430-4252
NSN 6150-01-152-3517
NSN 5910-00-552-1983
NSN 4140-01-500-3509
NSN 5920-01-562-9996
NSN 6105-00-880-7052
NSN 6320-01-600-5808
NSN 2925-01-423-8141
NSN 5835-01-498-9410
NSN 6110-01-183-6656
NSN 5895-00-375-5351
NSN 5920-01-049-1275