Specification Brand : Ruland BulletPoint1 : Ruland jaw couplings have a zero-backlash balanced design for reduced vibration at speeds up to 8,000 RPM. BulletPoint2 : Users can combine clamp or set screw hub with inch, metric, keyed, or keyless bore for a high level of customization. BulletPoint3 : Made from high strength 2024 aluminum for light weight and low inertia. BulletPoint4 : Spiders available in three durometers allowing the user to match coupling performance to application requirements. Fail safe design with hubs interlocking if the spider fails. BulletPoint5 : Hardware exceeds DIN 912 12.9 standards for maximum torque capabilities. Ruland jaw couplings are carefully made from select North American bar stock in our Marlborough, Massachusetts factory and are RoHS3 and REACH compliant Color : One Color ExteriorFinish : 铝 ExternallyAssignedProductIdentifier : 7596317577951 ExternallyAssignedProductIdentifier1 : 634529068472 ExternallyAssignedProductIdentifier2 : 0634529068472 ExternallyAssignedProductIdentifier3 : 00634529068472 ItemName : Ruland JC26-12-A Jaw Coupling Hub, Clamp Style, Polished Aluminum.750" Bore, 1-5/8" OD, 2-8/93" Length ItemPackageDimensions_Height : 5.08 centimeters ItemPackageDimensions_Length : 2.54 centimeters ItemPackageDimensions_Width : 5.08 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : spider-couplings Manufacturer : Ruland Material : Aluminum MetalType : Aluminum ModelNumber : JC26-12-A NumberOfItems : 1 PartNumber : JC26-12-A ProductDescription : 2PCS 6900 6901 6902 6903 6904 6905 6906 6907 6908 6909 6910 6911 6912 Needle roller bearings ProductSiteLaunchDate : 2015-09-12T08:18:28.531Z Size : 10mm to 10mm SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 31163010