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 5945-01-444-5497
NSN 5996-01-312-8497
NSN 6610-01-580-6811
NSN 7035-00-392-5417
NSN 6135-01-189-5567
NSN 5960-00-688-7510
NSN 5990-01-468-1292
NSN 6240-01-421-4025
NSN 5930-01-320-2544
NSN 6150-01-528-8057
NSN 6320-00-937-5625
NSN 5999-01-308-8033