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 ExteriorFinish : Zinc ExternallyAssignedProductIdentifier1 : 697950277769 ExternallyAssignedProductIdentifier2 : 0697950277769 ItemName : Martin 8SC 44 Quadraflex Spacer Coupling, Cast Iron, Inch, 5.45" OD, 2.063" Length ItemPackageDimensions_Height : 5.334 centimeters ItemPackageDimensions_Length : 16.51 centimeters ItemPackageDimensions_Width : 15.24 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : roller-chain-couplings Manufacturer : MARTIN Material : Cast Iron MaximumRotationalSpeed : 4500 rpm MeasurementSystem : Standard NumberOfItems : 1 NumberOfPieces : 8 PartNumber : 8SC44 ProductDescription : No. 40 Roller Chain Connecting Link ProductSiteLaunchDate : 2010-11-10T08:00:01.000Z Size : One Size StreetDate : 2017-11-25T00:00:01Z Style : Modern