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 5925-00-068-0740
NSN 5960-00-103-5216
NSN 6650-00-273-8732
NSN 4140-01-132-4527
NSN 5835-01-512-4834
NSN 5910-00-907-1395
NSN 7035-01-005-6971
NSN 5925-01-554-4936
NSN 5950-01-514-7766
NSN 6135-00-945-0015
NSN 5998-01-118-7415
NSN 6240-00-159-4403