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 6645-01-382-4940
NSN 6105-01-416-7979
NSN 6150-00-992-6441
NSN 5935-01-524-7257
NSN 5985-01-382-1742
NSN 6150-01-153-2315
NSN 7035-01-098-5474
NSN 4140-01-120-9243
NSN 5950-01-068-5862
NSN 5998-00-248-7472
NSN 6320-00-908-6841
NSN 6610-01-336-8027