Tel-Tru 38100450 Model Gt500R Resettable Bi-Metal Process Grade Thermometer, Stainless Steel, 5" Dial, 1/2" Npt Back Connection, 0.250" Diameter x 4" Long 304Ss Stem, 0/200 Degrees Fahrenheit, +/- 1% Full Span Accuracy Commonly used in industrial, pulp and paper, food and beverage processing, HVAC, and OEM applications Durable and reliable, with an all welded 303/304 stainless steel housing. Corrosion resistant to most chemicals. Hermetic seal, dustproof and leakproof IP65 NEMA 4x 90 degree Back angle, rear threaded connection design Accuracy +/-1% full span per ASME B40.3 Grade A. The calibration reset is located on the side of the case benefiting the calibrator, and requiring an Allen wrench to discourage inadvertent tampering Manufactured in USA PLEASE VERIFY FITMENT AND CONDITION BY CAREFULLY LOOKING AT THE PICTURES TAKEN AND PART NUMBERS PROVIDED. IF YOU HAVE ANY QUESTIONS OR YOU ARE NOT 100% SURE THAT THE PART WILL FIT PLEASE ASK BEFORE PURCHASING. THE COMPATIBILITY LIST IS FOR REFERENCE ONLY. IF YOU SPOT A MISTAKE I WOULD APPRECIATE YOU TAKING YOUR TIME AND LETTING ME KNOW SO WE CAN CORRECT IT. BUYER IS RESPONSIBLE FOR COMPATIBILITY ONCE ITEM IS BOUGHT. WE ARE NOT RESPONSIBLE FOR RE-FLASHING OR PROGRAMMING THE COMPUTERS AND MODULES.WE RECOMMEND GETTING INSTALLATION, PROGRAMMING AND RE-FLASHING DONE BY A PROFESSIONAL. We only ship to the address that is in your account no exceptions. All international shipping is done trough international shipping AND MOST IMPORTANT: THANK YOU FOR YOUR BUSINESS AND THANK YOU FOR BEING OUR CUSTOMER. I HOPE WE WERE ABLE TO SERVE YOU AND HOPE WE WENT BEYOND YOUR EXPECTATIONS.