All American Scales & Calibration maintains a Mass Lab for precise calibration of various Mass Weights, up to 1000 Pounds  

Test Weights Ranging from ( mg, grams, pounds )

  • Check our scope for exact values *
  • Mass weight calibration for Dead Weight Testers are also available

Only primary standards traceable thru N.I.S.T. are used with our Mass Comparator.

AASC also offers sales on all classes of test weights, just contact one of our sales associates.