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 6610-01-175-2359
NSN 5855-00-455-6070
NSN 5990-01-263-9364
NSN 4140-00-032-5739
NSN 5998-01-351-7397
NSN 5965-01-444-1322
NSN 6135-00-738-5571
NSN 5895-01-027-1754
NSN 5855-01-007-9541
NSN 5950-00-505-5777
NSN 5905-01-513-8881
NSN 6620-00-148-9613