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 5855-01-473-2904
NSN 5920-01-484-8759
NSN 4140-00-950-0618
NSN 5910-01-492-6889
NSN 2925-01-480-3351
NSN 5998-01-408-8760
NSN 5960-00-103-0596
NSN 5960-01-042-3337
NSN 5915-01-379-1482
NSN 6135-01-556-7318
NSN 6130-01-139-4491
NSN 6145-01-110-8369