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 6620-01-616-8001
NSN 6240-01-068-3491
NSN 5975-01-382-8542
NSN 6145-01-393-8103
NSN 5920-00-694-0483
NSN 6620-00-992-1537
NSN 4140-01-152-1214
NSN 5996-01-274-3980
NSN 6220-01-535-0892
NSN 5855-00-862-3345
NSN 5925-01-139-3151
NSN 5998-01-424-8649