PBC Linear LSR1605T 0400 RCF 232 NNN N Motorized Lead Screw Assembly, NEMA 23 Stepper Motor, 16 mm Screw Dia, 5 mm Lead, 400 mm Lg G4319357 Series Saflok Series Saflok Series IRI S Gender Unisex Eyewear Size Universal Lens Color Gray Lens Material Polycarbonate Lens Coating Anti Fog & Anti Scratch UV Protection 99 Screw Material Grade 300 003 in ft Percent Efficiency 55% Insulation Resistance 100 Mohm Nut Type Anti Backlash Motor IP Rating IP40 Screw Material Stainless Steel Motor Maximum Operating Temperature 50 Degrees C Nut Shape Round Electrical Connection Plug In Connector Motor Type Stepper Motor Right End Components None Coating Material PTFE Frame NEMA 23 Steps per Revolution 200 Phase 2 Step Accuracy + 5% Motor Minimum Operating Temperature 20 Degrees C Thread Direction Right Nut Drag Torque 0