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 5960-01-170-4057
NSN 5910-01-392-1487
NSN 7035-01-287-9817
NSN 4140-01-424-9963
NSN 5960-00-403-3911
NSN 5965-01-089-8579
NSN 6105-01-532-4441
NSN 6610-00-202-5481
NSN 5975-00-752-2945
NSN 4140-01-649-9621
NSN 6620-00-086-0068
NSN 5905-00-953-1908