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 5910-01-444-4591
NSN 6135-01-360-1620
NSN 6320-01-266-7607
NSN 7035-01-420-5404
NSN 5930-01-160-6122
NSN 5835-01-576-2040
NSN 5925-01-220-5497
NSN 6110-00-244-4907
NSN 6110-00-138-6691
NSN 4140-01-050-8096
NSN 5930-01-488-6687
NSN 4140-01-254-0435