Specification Brand : Martin BulletPoint1 : For use with Martin Quadra-Flex series flexible couplings (sold separately) BulletPoint2 : Cast iron for non-corrosive applications where strength and heat dissipation are factors and weight is not BulletPoint3 : Meshes with SC style spacers BulletPoint4 : Transfers shock and misalignment to the center element of the coupling assembly for reduced wear on the shaft assembly BulletPoint5 : Teeth help to distribute torsional load across the flange and sleeve, reducing wear and extending service life ExternallyAssignedProductIdentifier1 : 697950275420 ExternallyAssignedProductIdentifier2 : 0697950275420 ItemName : Martin 10SC 70-13 Quadraflex Spacer Coupling, Cast Iron, Inch, 7.5" OD, 3.375" Length ItemPackageDimensions_Height : 9.144 centimeters ItemPackageDimensions_Length : 22.098 centimeters ItemPackageDimensions_Width : 23.368 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : roller-chain-couplings Manufacturer : MARTIN Material : Cast Iron MaximumAngularMisalignment : 0.33 degrees MaximumRotationalSpeed : 3600 rpm ModelNumber : 9SC50-11 NumberOfItems : 1 PartNumber : 10SC70-13 ProductSiteLaunchDate : 2010-11-10T08:00:01.000Z Style : Classic SupplierDeclaredDgHzRegulation : unknown UnspscCode : 26111500