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 4140-00-097-0167
NSN 6685-01-295-5335
NSN 6145-01-284-0898
NSN 5835-01-495-0595
NSN 6105-01-207-2729
NSN 6620-00-903-5054
NSN 6130-00-097-8329
NSN 5855-00-991-0096
NSN 6135-01-213-7339
NSN 5990-01-090-3232
NSN 5998-01-220-2912
NSN 6135-00-660-8654