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 4140-00-211-5970
NSN 2925-01-251-9529
NSN 6105-00-660-8882
NSN 6320-01-397-9995
NSN 5950-01-088-2057
NSN 6685-00-100-4753
NSN 5950-00-155-4753
NSN 5990-00-499-9816
NSN 5915-01-512-8026
NSN 6135-01-462-6040
NSN 5996-01-527-7196
NSN 5990-01-463-5400