Marked with a blue dot
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 5950-01-384-4888
NSN 6150-00-593-5199
NSN 6135-01-204-8712
NSN 5990-01-489-0366
NSN 5996-00-060-3289
NSN 5915-00-180-8186
NSN 6105-00-847-5140
NSN 5999-00-329-0784
NSN 6645-00-925-0111
NSN 5925-01-449-3714
NSN 6320-00-456-2092
NSN 5998-00-473-2035