Screw only, No nutScrews may be ordered cut to lengthCustom end machining on requestSpecificationsSpecificationsValueLead Accuracy Grade0.003 in/ftMaterialStainless Steel 303Number of Starts1Standard Lead Accuracy ±0.003 in/ftTemperature Max180 °FThread DirectionRHWeight2.36 lb/ftDimensionsDimensionValue[d2] Root Diameter0.88 in[d3] Bearing Journal Diameter, Recommended20 mmDiameter, Nominal Screw1 inNumber of Starts1Standard Lead Accuracy ±0.003 in/fttravel per shaft rev0.1 in