Specification Brand : Ruland BulletPoint1 : Precision honed bores on straight bore couplings for superior fit and torque transmission BulletPoint2 : Forged screws are used as opposed to broached for increased durability BulletPoint3 : Keyways are used for additional torque transmission capabilities and to prevent slippage on the shaft BulletPoint4 : 1215 lead-free steel with proprietary black oxide finish for increased holding power and corrosion resistance.Hardware tests beyond ANSI standards for maximum torque capabilities BulletPoint5 : Ruland rigid couplings are carefully made from select North American bar stock in our Marlborough, Massachusetts factory and are RoHS3 and REACH compliant ExternallyAssignedProductIdentifier1 : 634529105962 ExternallyAssignedProductIdentifier2 : 0634529105962 ItemName : Ruland SCC-24-24-F Set Screw Rigid Coupling with Keyway, Black Oxide Steel, 1-1/2" Bore A Diameter, 1-1/2" Bore B Diameter, 2-5/8" OD, 3-7/8" Length, 3/8" x 3/8" Keyway Width ItemPackageDimensions_Height : 7.874 centimeters ItemPackageDimensions_Length : 11.938 centimeters ItemPackageDimensions_Width : 8.382 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : beam-couplings Manufacturer : Ruland Manufacturing Material : Steel ModelNumber : SCC-24-24-F NumberOfItems : 1 PartNumber : SCC-24-24-F ProductSiteLaunchDate : 2011-10-28T15:56:00.319Z Size : 1-1/2 inches UnitCount : 1