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 2925-01-129-1261
NSN 5930-01-277-1686
NSN 6620-01-053-6650
NSN 6240-00-612-0883
NSN 2925-00-707-6770
NSN 5950-00-851-1922
NSN 5905-01-123-5317
NSN 6135-00-500-2082
NSN 5998-01-494-0135
NSN 5960-00-960-6805
NSN 6220-01-082-8769
NSN 5998-00-522-3627