INA NUKR47-A Stud Type Track Roller
Roller diameter47 mm Roller width24 mm Stud diameter20 mm Stud length40.5 mm Overall length66 mm Outer ring surfaceCrowned Tightening socketHexagon hole Seal typeLabyrinth seal on both sides ThreadM20X1.5 Weight (kg)0.380000
Schneider Electric Earth Leakage Circuit Protector A9D33616 
