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 5990-00-173-9401
NSN 5895-00-433-1534
NSN 5950-01-343-4449
NSN 5855-01-047-9267
NSN 6240-00-099-8606
NSN 5960-00-379-4466
NSN 5855-01-353-3958
NSN 5998-01-175-3219
NSN 5999-01-206-9450
NSN 6135-01-462-6040
NSN 5855-01-325-9507
NSN 6645-01-614-4838