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 5915-00-440-0756
NSN 5960-01-240-3266
NSN 5950-01-650-4476
NSN 6150-00-929-6164
NSN 6135-01-407-0594
NSN 5999-00-494-8071
NSN 4140-00-066-0538
NSN 6220-01-391-7705
NSN 6650-01-534-5787
NSN 5930-00-189-0635
NSN 5965-00-612-0072
NSN 5950-01-441-7380