Our standard SN nuts have proven themselves for the past twenty years.Available in sizes from 3/16” to 1-1/2” with or without mounting flanges. (flanges sold separately)SpecificationsSpecificationValueLead Screw Diameter10.00 mm (0.394 in)Lead20.00 mm (0.787 in)Thread DirectionRight HandNut Mounting StyleThreadedNut MaterialAcetalMax Axial Backlash0.03 mm (0.001 in)Drag TorqueFree WheelingEfficiency81%PerformanceValueMax Dynamic Load311 N (70 lbf)