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 6620-01-597-0512
NSN 6105-00-124-8843
NSN 5950-01-629-4167
NSN 5990-01-277-9753
NSN 5915-01-598-2130
NSN 5855-00-885-8452
NSN 2925-00-251-0105
NSN 6685-01-435-3625
NSN 5960-01-044-4902
NSN 5996-01-295-0710
NSN 5920-00-043-1425
NSN 5950-00-574-2396