Specification Brand : Martin BulletPoint1 : Taper bushing for mounting a pulley, sheave, or sprocket on a drive shaft BulletPoint2 : Flush-mounted bushing with a split taper for reduced mounting width and a tight clamp to shafts BulletPoint3 : Class 30 gray cast iron for resistance to wear, galling, and corrosion BulletPoint4 : Keyed to the shaft to prevent the shaft from rotating in the bushing BulletPoint5 : Interchangeable with taper bushings from various manufacturers ExternallyAssignedProductIdentifier1 : 697950036168 ExternallyAssignedProductIdentifier2 : 0697950036168 ExternallyAssignedProductIdentifier3 : 00697950036168 ItemName : Martin 4040 2 1/8 Taper Bushing, Class 30 Gray Cast Iron, Inch, 2.13" Bore, 5.75" OD, 4" Length ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 5.75 inches ItemPackageDimensions_Width : 5.75 inches ItemPackageQuantity : 1 ItemTypeKeyword : taper-lock-locking-bushings Manufacturer : MARTIN Material : Cast Iron NumberOfItems : 1 PartNumber : 4040 2 1/8 ProductDescription : New in Factory box - H1 3/8(3/8-5/16KW) Browning New Bushing ProductSiteLaunchDate : 2010-11-10T08:00:01.000Z SupplierDeclaredDgHzRegulation : unknown UnitCount : 1