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 4140-01-225-3637
NSN 6110-01-641-2218
NSN 5975-00-913-9184
NSN 5990-01-395-4194
NSN 6685-00-448-6224
NSN 5855-01-657-7657
NSN 6320-01-056-1164
NSN 5935-01-555-8032
NSN 6320-00-857-4073
NSN 5945-01-597-7568
NSN 6320-01-578-6006
NSN 5998-01-447-9065