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 5990-00-306-0222
NSN 5910-01-138-6888
NSN 5999-01-496-8506
NSN 5935-00-588-0857
NSN 5998-01-634-0604
NSN 6145-00-228-0742
NSN 6135-01-399-8230
NSN 6320-01-610-4410
NSN 5998-00-113-4843
NSN 5950-00-518-1674
NSN 6130-00-858-6476
NSN 6130-01-519-8740