Screw only, No nutScrews may be ordered cut to lengthCustom end machining on requestSpecificationsSpecificationsValueLead Accuracy Grade0.003 in/ftMaterialStainless Steel 303Number of Starts4Standard Lead Accuracy ±0.003 in/ftTemperature Max180 °FThread DirectionRHWeight0.27 lb/ftDimensionsDimensionValue[d2] Root Diameter0.27 in[d3] Bearing Journal Diameter, Recommended4 mmDiameter, Nominal Screw0.375 inNumber of Starts4Standard Lead Accuracy ±0.003 in/fttravel per shaft rev0.375 in