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 6220-01-127-5233
NSN 2925-01-308-2195
NSN 6685-01-217-0284
NSN 6220-01-546-4863
NSN 5945-00-687-2072
NSN 5950-01-634-0677
NSN 6620-01-462-1625
NSN 6240-00-548-3992
NSN 5835-01-632-6627
NSN 5998-00-318-8130
NSN 5915-01-617-0162
NSN 5999-01-292-0568