Screw only, No nutScrews may be ordered cut to lengthCustom end machining on requestSpecificationsSpecificationsValueLead Accuracy Grade0.003 in/ftMaterialStainless Steel 303Number of Starts2Standard Lead Accuracy ±0.003 in/ftTemperature Max180 °FThread DirectionRHDimensionsDimensionValue[d2] Root Diameter1.03 in[d3] Bearing Journal Diameter, Recommended20 mmDiameter, Nominal Screw1.25 inNumber of Starts2Standard Lead Accuracy ±0.003 in/fttravel per shaft rev0.2 in