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 4140-01-535-3972
NSN 5855-01-462-0495
NSN 6320-01-338-5950
NSN 6220-00-635-1317
NSN 6110-01-291-7039
NSN 5990-01-411-5930
NSN 6110-00-904-8925
NSN 6650-01-264-7227
NSN 6145-01-454-5843
NSN 6110-01-578-0920
NSN 5855-01-392-1110
NSN 5950-01-494-0382