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 5985-01-634-0635
NSN 6620-01-197-7665
NSN 5998-01-052-1767
NSN 6685-00-725-7506
NSN 5999-00-286-6231
NSN 5915-01-370-5971
NSN 5975-01-231-9669
NSN 5990-01-633-9503
NSN 5925-00-529-0441
NSN 5855-00-361-0167
NSN 4140-01-512-4760
NSN 6620-00-221-7608