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 6240-01-436-4649
NSN 5998-01-358-5660
NSN 4140-01-652-5868
NSN 6150-00-090-6982
NSN 6645-00-955-7997
NSN 5950-01-146-2392
NSN 5998-00-433-6845
NSN 5998-01-286-1870
NSN 5996-00-346-4744
NSN 6320-00-186-6452
NSN 6220-01-487-3904
NSN 5975-01-443-0434