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 6240-00-309-7767
NSN 6220-00-948-7414
NSN 5920-00-417-8768
NSN 6240-01-113-6412
NSN 5975-01-523-7756
NSN 7035-00-104-7613
NSN 5996-00-173-2620
NSN 5975-00-606-8604
NSN 6220-00-753-8593
NSN 5930-01-252-1439
NSN 6620-00-170-5296
NSN 4140-01-212-1433