Kenosha Reuse Discussion Board > CALEDONIA, WI
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> New hiwin precision ground ballscrew / ball screw
New hiwin precision ground ballscrew / ball screw
Precision ballscrew assembly by Hiwin Very high quality, clean, new,and lubricated. Machined for industry standard support bearings. An outstanding value, and available immediately. Ground thread with light pre-load for anti-backlash. smooth and quiet operation.
Over all length is : 650mm , Diameter: 16mm . 12mm lead See photos for machining details end journal (both ends) is .394" or 10mm in Diameter. The length of simple end is .5" Total length of fixed end is 1.5", Stub for pulley is .25" x .375" Threaded section on ballnut measures .937 OD { I am not a machinest, and do not have a print. I just have a set of calipers, if the numbers are close to something that makes sense, that is probably what it is} Ballnut diameter is 30mm (plus 5mm in one qudrant for return tube and guard). Total ballnut length is 59mm I believe it is HIWIN Prt # : R16- 12B1 - RSB- 550- 650 -0-012 light pre-load, C4 ACCURACY
These are Hiwin factory machined, and clean packaged. They feel REALLY smooth. They are $500 ballscrews.
