Specification Brand : Ruland BulletPoint1 : Six beam couplings have higher torque and torsional stiffness than four and single beam couplings for use in light duty power transmission applications such as connecting a motor to a lead screw BulletPoint2 : Zero-backlash and a balanced design for reduced vibration at speeds up to 6,000 RPM BulletPoint3 : Manufactured from 303 stainless steel for increased torque capacity BulletPoint4 : Nypatch anti-vibration hardware prevents galling, maintains high holding power, and allows for multiple screw insertions.Hardware exceeds DIN 912 12.9 standards for maximum torque capabilities BulletPoint5 : Ruland beam couplings are carefully made from select North American bar stock in our Marlborough, Massachusetts factory and are RoHS3 and REACH compliant ExternallyAssignedProductIdentifier1 : 634529044001 ExternallyAssignedProductIdentifier2 : 0634529044001 FinishType : Brushed ItemName : Ruland FCMR38-19-11-SS 303 Stainless Steel Beam Coupling, 6-Beam Clamp Style, 19 mm x 11 mm Bores, 38.1 mm OD, 57.2 mm Length ItemPackageDimensions_Height : 1.5 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 4 inches ItemPackageQuantity : 1 ItemTypeKeyword : beam-couplings Manufacturer : Ruland Manufacturing Co., Inc. Material : Stainless Steel MaximumRotationalSpeed : 6000 rpm MetalType : Stainless Steel ModelNumber : FCMR38-19-11-SS NumberOfItems : 1 PartNumber : FCMR38-19-11-SS ProductSiteLaunchDate : 2015-10-06T08:00:01.000Z Style : Modern UnitCount : 1 UnspscCode : 31163000