Parts will accept 3° angular and .010” parallel offset misalignment.Torsionally RigidZero BacklashIdeal for Lead Screw ApplicationOne Piece ConstructionAllows for Near Butting of ShaftsConstant VelocityNo Lubrication RequiredWithstands Hostile Environments and TemperaturesSpecificationsSpecificationsValueMaterialAluminum 7075-T6DimensionsDimensionValue[D]± 1/64 in[D]1 in[L]± 1/64 in[L]1.5 in[S]±.002 in[S]0.25Torque Maximum7.8 in-lbsPerformancePerformanceValueTorque Maximum7.8 in-lbs