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 5930-01-560-8251
NSN 5945-01-398-9559
NSN 6220-00-977-8839
NSN 6685-01-054-3166
NSN 5998-00-603-0727
NSN 4140-01-304-1358
NSN 5996-00-106-4177
NSN 6110-01-383-3391
NSN 6135-01-370-2599
NSN 5999-01-187-8389
NSN 6240-01-486-8317
NSN 6685-00-155-4301