Amcats provides precision lock nuts & locking elements that can be used with ball screw support bearings, spindle bearings, gearboxes etc. The company supplies these precision lock nuts & locking elements in m4 to m200 standard sizes. These precision lock nuts should be used in applications where the precision bearings are used. These lock nuts and locking elements are useful in pulleys, sprockets, gears, flywheel, cams, rollers, levers, etc. The precision locking elements can eliminate backlash and damage to keyways from heavy loads; fit tightly without backlash around the shaft/hub and are not affected by load reversals.