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 6685-01-407-6445
NSN 5990-00-932-3070
NSN 6220-01-361-9765
NSN 5960-00-703-3208
NSN 5895-01-129-7093
NSN 5998-01-006-8777
NSN 6240-01-107-9795
NSN 5895-01-145-5358
NSN 5950-01-483-2277
NSN 4140-01-220-9171
NSN 5920-00-992-7930
NSN 5975-00-453-5750