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 6320-00-725-0754
NSN 6650-01-646-9740
NSN 6105-00-085-0635
NSN 5998-00-978-8990
NSN 5835-01-193-6192
NSN 6685-01-007-4739
NSN 4140-00-755-6814
NSN 6620-00-720-3278
NSN 5965-01-168-3255
NSN 5915-01-198-0541
NSN 5990-00-932-3070
NSN 4140-01-228-8356