Screw only, No Ball nutLegacy ProductLegacy ProductAdditional ball screw coatings (thin dense chrome, black oxide, manganese phosphate) are available as a custom item.Our standard catalog ball screws feature a high luster polished and oiled finish, which provides smoother operation and a high quality look and feel.SpecificationsSpecificationsValueLead Accuracy Grade0.003 in/ftMaterialStainless SteelRolled/Ground/WhirledRolled ThreadTemperature Max300 °FThread DirectionRHWeight1.2 lbDimensionsDimensionValue[d2] Root Diameter0.3 in[d3] Bearing Journal Diameter, Recommended6 mmDiameter, Nominal Screw0.375 inLength48 intravel per shaft rev0.125 in