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 5996-00-831-2905
NSN 5990-00-293-6031
NSN 5999-01-617-3353
NSN 5985-01-319-1868
NSN 6685-01-091-6254
NSN 5975-00-756-8311
NSN 5910-00-176-7695
NSN 6220-01-407-0447
NSN 5925-01-407-3083
NSN 5930-01-143-7669
NSN 6685-01-266-4663
NSN 6220-00-883-5167