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 4140-00-080-8740
NSN 5960-01-632-6576
NSN 6105-01-412-8480
NSN 4140-00-781-4022
NSN 5975-01-098-5238
NSN 5910-00-426-2803
NSN 5915-01-407-8867
NSN 6105-01-393-1750
NSN 5915-00-473-2112
NSN 6685-00-052-6240
NSN 6105-01-388-9452
NSN 6135-01-579-3534