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 6240-00-168-1474
NSN 6610-01-100-3662
NSN 6130-00-809-5267
NSN 5999-01-383-7795
NSN 5910-00-593-9699
NSN 5985-00-676-4852
NSN 6645-01-251-0441
NSN 5950-00-080-8388
NSN 6650-01-235-0981
NSN 6240-00-045-9844
NSN 4140-01-450-1765
NSN 6685-00-520-1930