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 4140-01-106-4456
NSN 7035-00-104-7613
NSN 5990-01-130-3512
NSN 6685-01-468-5787
NSN 5835-00-284-0882
NSN 5915-01-324-7603
NSN 5996-01-129-9494
NSN 5895-01-074-0802
NSN 5895-01-395-0529
NSN 6135-01-528-6896
NSN 5945-01-487-3225
NSN 5855-00-494-9581