Specification Brand : Martin BulletPoint1 : Split taper bushing for mounting a pulley, sheave, or sprocket on a drive shaft BulletPoint2 : Solid flange and double-split barrel improve concentricity and provide strong clamping on the shaft BulletPoint3 : Ductile iron for greater strength than gray cast iron and resistance to wear, galling, and corrosion BulletPoint4 : Keyed to both shaft and drive component to provide higher torque carrying capacity BulletPoint5 : Interchangeable with split taper bushings from various manufacturers ExternallyAssignedProductIdentifier1 : 697950131658 ExternallyAssignedProductIdentifier2 : 0697950131658 ExternallyAssignedProductIdentifier3 : 00697950131658 ItemName : Martin S2 2 1/8 MST Bushing, Ductile Iron, Inch, 2.13" Bore, 4.625" OD, 6.75" Length ItemPackageDimensions_Height : 6.75 inches ItemPackageDimensions_Length : 4.63 inches ItemPackageDimensions_Width : 4.63 inches ItemPackageQuantity : 1 ItemTypeKeyword : split-taper-locking-bushings Manufacturer : MARTIN Material : Iron NumberOfItems : 1 PartNumber : S2 2 1/8 ProductSiteLaunchDate : 2010-11-10T08:00:01.000Z SupplierDeclaredDgHzRegulation : unknown