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 5905-00-100-7070
NSN 4140-00-911-1485
NSN 5990-01-004-6343
NSN 5905-01-545-5098
NSN 5990-01-471-0494
NSN 6135-00-422-3967
NSN 6320-01-574-1915
NSN 5998-00-902-7409
NSN 5935-00-475-7697
NSN 5960-00-504-6757
NSN 5950-01-108-4569
NSN 5998-00-862-6396