Specification Brand : DMBGRXJF BulletPoint : Flexible Couplings Color : One Color Department : Unisex Adult ExternallyAssignedProductIdentifier : 7361519698298 ItemName : 45# Steel Rigid Shaft Coupling CNC Motor Jaw Shaft Coupler 5mm to 8mm Rigid Coupling OD 14x22 Transmission Connector 4/5/6/8/10 1Pcs(4mm to 8mm) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : shear-couplings Manufacturer : DMBGRXJF ModelName : DMBGRXJF ModelNumber : DMBGRXJF NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : DMBGRXJF ProductDescription : Flexible Couplings It is Steel No. 45, not stainless steel, it is a kind of iron, but it is harder than ordinary iron. The coupling length is 22mm There are two kinds of external diameter according to different apertures: 14mm, 16mm The rigid coupling is 90 degree fastening design, and is fastened by four machine screws. Pure copper material, aperture error is 0.03 mm (basically negligible), through-hole design, two aperture lengths each account for half of the coupling! Size description: The following 6 kinds of couplings are 14mm in diameter and 22mm in length. 4-4, one side aperture 4mm, the other end aperture 4mm; (side hole M4 machine screw) 5-5, one side aperture 5mm, the other end aperture 5mm; (side hole M4 machine screw) 5-8, one side aperture 5mm, the other end aperture 8mm; (side hole M4 machine screw) 6-6, one side aperture 6mm, the other end aperture 6mm; (side hole M4 machine screw) 6-8, one side aperture 6mm, the other end aperture 8mm; (side hole M4 machine screw) 8-8, one side aperture 8mm, the other end aperture 8mm; (side hole M4 machine screw) The following 3 kinds of couplings are 16mm in diameter and 22mm in length. 6-10, one side aperture 6mm, the other end aperture 10mm; (side hole M4 machine screw) 8-10, one side aperture 8mm, the other end aperture 10mm; (side hole M4 machine screw) 10-10, one side aperture 10mm, the other end aperture 10mm; (side hole M4 machine screw) Flexible or Rigid : Rigid Model Number : 45 Material : STEEL Structure : disc ProductSiteLaunchDate : 2024-10-12T05:22:07.666Z Size : 4mm to 8mm UnspscCode : 31161700