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 6645-00-974-2502
NSN 6110-01-225-6303
NSN 7035-01-169-6551
NSN 5990-01-557-7784
NSN 6650-01-090-8576
NSN 6150-01-463-1343
NSN 5999-00-484-4362
NSN 6650-01-517-7867
NSN 6650-01-146-5000
NSN 6320-01-211-2574
NSN 5910-01-551-1268
NSN 6135-01-650-6529