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 5935-01-588-2011
NSN 5905-01-435-6227
NSN 2925-01-364-7926
NSN 5998-00-199-0527
NSN 5920-00-398-0766
NSN 5930-01-607-0885
NSN 7035-01-158-8860
NSN 5975-00-525-2331
NSN 4140-01-540-5318
NSN 5905-00-592-4616
NSN 5905-01-231-6532
NSN 6135-01-363-5109