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 6645-01-505-5772
NSN 5915-00-368-4564
NSN 5998-01-362-1008
NSN 5910-01-234-2334
NSN 6135-01-465-0829
NSN 5998-01-487-5561
NSN 5998-01-014-9454
NSN 5950-00-069-2784
NSN 4140-00-434-5001
NSN 5996-01-493-9531
NSN 5975-01-652-6032
NSN 5998-01-518-8111