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 6110-01-440-8744
NSN 6320-00-725-0754
NSN 6240-00-761-6643
NSN 6610-01-259-1718
NSN 6135-01-591-7139
NSN 4140-00-950-6951
NSN 5960-00-688-2615
NSN 5910-00-621-3249
NSN 5965-01-078-1312
NSN 5996-00-575-0828
NSN 5998-00-277-7552
NSN 6650-00-585-1850