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 5990-01-312-2638
NSN 6220-00-649-3241
NSN 5910-01-205-7474
NSN 5998-01-441-8541
NSN 5855-01-020-7982
NSN 6105-00-596-9962
NSN 6105-01-299-2332
NSN 6685-00-066-6102
NSN 5915-01-312-6715
NSN 6620-01-399-3615
NSN 6320-01-145-9013
NSN 4140-00-798-5518