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 : 1215 lead-free steel with proprietary black oxide finish for increased holding power and corrosion resistance BulletPoint4 : Made from 1215 lead-free steel with proprietary black oxide finish for increased holding power and corrosion resistance. Machined to a fine burr free finish. BulletPoint5 : Hardware exceeds ANSI standards for maximum torque capabilities. Ruland rigid couplings are carefully made from select North American bar stock in our Marlborough, Massachusetts factory and are RoHS3 and REACH compliant. ExternallyAssignedProductIdentifier1 : 634529076323 ExternallyAssignedProductIdentifier2 : 0634529076323 ExternallyAssignedProductIdentifier3 : 00634529004241 ItemName : Ruland SCX-20-20-F Set Screw Rigid Coupling, Black Oxide Steel, 1-1/4" Bore A Diameter, 1-1/4" Bore B Diameter, 2-1/16" OD, 3-1/4" Length ItemPackageDimensions_Height : 3.048 centimeters ItemPackageDimensions_Length : 8.89 centimeters ItemPackageDimensions_Width : 6.858 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : beam-couplings Manufacturer : Ruland Manufacturing Material : Steel ModelNumber : SCX-20-20-F NumberOfItems : 1 PartNumber : SCX-20-20-F ProductDescription : 'Rigid Shaft Coupling, One Piece Clamp Type, Without Keyway, Bore Dia 1 1/4 In, Overall Length 3 1/4 In, Outside Dia 2 1/16 In, Clearance Dia 2.286 In, Screw Size 1/4-28 In, Max Torque 5000 In-Lb, Black Oxide Steel' ProductSiteLaunchDate : 2011-10-28T15:53:04.128Z Size : 1-1/4 inches StreetDate : 2017-03-12T00:00:01Z UnitCount : 1