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 6320-01-630-7629
NSN 5990-01-066-0461
NSN 6220-01-363-9713
NSN 6645-01-227-2036
NSN 5975-00-727-5153
NSN 6685-01-446-1095
NSN 5965-01-291-0384
NSN 5935-01-476-5089
NSN 5835-01-618-7621
NSN 4140-00-707-5963
NSN 6240-00-168-1474
NSN 6645-01-473-9179