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 4140-01-027-1871
NSN 5835-01-245-8077
NSN 5996-01-615-2842
NSN 5905-01-142-3993
NSN 5960-01-537-8161
NSN 6150-01-069-4348
NSN 6220-01-433-5828
NSN 6620-00-232-2048
NSN 5835-01-299-5055
NSN 5930-01-093-0013
NSN 6320-00-905-0543
NSN 5985-00-932-5333