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 4140-01-394-5720
NSN 5835-00-433-8540
NSN 5990-01-654-6203
NSN 5998-00-950-9909
NSN 6150-01-444-6200
NSN 6650-00-968-5700
NSN 5930-01-393-7349
NSN 6610-00-216-6538
NSN 5999-01-381-3327
NSN 5998-01-529-5146
NSN 5935-00-078-8593
NSN 5835-01-584-8538