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 5998-01-370-2048
NSN 5835-01-143-9143
NSN 5925-00-988-2508
NSN 5915-01-007-1350
NSN 6135-01-452-8999
NSN 5999-00-929-3949
NSN 6150-01-272-4036
NSN 6610-01-457-1974
NSN 6685-01-568-2182
NSN 6645-01-570-3215
NSN 4140-01-246-4267
NSN 6620-00-596-1951