Tel-Tru 42100668 Model Aa575R Resettable Bi-Metal Process Grade Thermometer, Stainless Steel, 5" Dial, 1/2" Npt Adjustable Angle Back Connection, 0.250" Diameter x 6" Long 304Ss Stem, 50/550 Degrees Fahrenheit, +/- 1% Full Span Acc
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