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 6645-01-447-4139
NSN 5835-01-449-7511
NSN 2925-01-268-5464
NSN 6150-01-356-0665
NSN 7035-01-037-7400
NSN 6135-01-322-4655
NSN 6135-01-054-2462
NSN 5930-00-697-3395
NSN 6320-01-436-9228
NSN 5975-01-273-0971
NSN 6105-01-421-2413
NSN 6240-01-374-1904