Specification Brand : N. Fasteners BulletPoint : 4 Pack 5/8-11 to 1/2-13 x 1 1/4" Long Reducer Coupling Nut - Zinc Plate 509911 BulletPoint1 : Coupling Nuts Are Threaded Fasteners For Joining Two Male Threads, Most Commonly Threaded Rod BulletPoint2 : Coupling Nuts Are Used To Make Up Long Rod Assemblies From Shorter Lengths Of Rods BulletPoint3 : Stainless Steel BulletPoint4 : From The Brand Name: The Hillman Group BulletPoint5 : [Easy to Install] - The hex socket does not require any tools. They are used to assemble and attach two parts, such as screws, pins, or machine screws. Check the dimensions before ordering to avoid installation errors. Color : Silver DriveSystem : Hex ExteriorFinish : Zinc ExternallyAssignedProductIdentifier1 : 749273266743 ExternallyAssignedProductIdentifier2 : 0749273266743 ExternallyAssignedProductIdentifier3 : 00008236871661 FinishType : Zinc-Plated GradeRating : commercial ItemName : 5/8"-11 Zinc Plated Threaded Rod Coupling ItemPackageDimensions_Height : 10 centimeters ItemPackageDimensions_Length : 3.9 centimeters ItemPackageDimensions_Width : 6.8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : coupling-nuts Manufacturer : N. Fasteners Material : zinc plated MeasurementSystem : Inch MetalType : Zinc ModelNumber : 45137 NumberOfItems : 1 NumberOfPieces : 2 PartNumber : UNIT31 ProductDescription : 5/8"-11 Zinc Plated Threaded Rod Coupling ProductSiteLaunchDate : 2012-06-12T16:44:17.348Z Size : Other StreetDate : 2018-04-11T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 31161700