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 5915-01-146-5543
NSN 6130-00-789-5231
NSN 5930-01-278-9224
NSN 6650-00-692-1541
NSN 5950-00-369-1593
NSN 5990-01-411-5930
NSN 5835-01-286-6499
NSN 7035-01-435-7962
NSN 6685-01-420-6818
NSN 5950-00-581-9180
NSN 5930-00-309-7942
NSN 5855-01-433-2220