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 6220-01-439-8945
NSN 6240-00-646-6931
NSN 5990-00-421-0956
NSN 6650-00-253-9195
NSN 6220-00-077-3162
NSN 5975-01-399-1160
NSN 5915-00-443-9853
NSN 6320-00-688-9983
NSN 6320-01-452-2394
NSN 5950-01-360-7689
NSN 5960-01-512-0233
NSN 5975-01-514-0742