1.750 in. Od
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 6105-01-563-6858
NSN 6110-00-068-4518
NSN 6610-01-406-4985
NSN 5915-01-191-7554
NSN 5915-01-280-4355
NSN 6130-00-681-8503
NSN 5910-01-343-2362
NSN 5905-00-388-6346
NSN 5990-01-423-8189
NSN 6320-01-357-3222
NSN 7035-01-532-7867
NSN 5975-01-401-5355