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 4140-00-833-5068
NSN 6620-00-041-3406
NSN 5910-00-941-4868
NSN 7035-01-172-6772
NSN 5965-00-841-3628
NSN 5998-00-040-9169
NSN 5930-00-918-3269
NSN 5855-01-110-9564
NSN 5990-00-179-2576
NSN 6610-00-480-9436
NSN 5915-01-432-7593
NSN 5998-01-460-8204