Product Details 45MP-CD - CHECK VALVE W/ CLAMP ENDS - 1-1/2" x 3.36" OAL, These stainless steel sanitary Check Valves allow product to flow in one direction while preventing flow in the opposite direction by using a spring-loaded disc that is kept open by line pressure and closes once the pressure is reduced. , Material Test Reports Supplied, 3-A Certified DISC CHECK VALVE, COMPACT - CLAMP ENDS This product allows for both ease in assembly and breakdown of sanitary line process equipment. The grooved end provides a tight seal for rubber hose connection. Steel O'Brien is an ISO 9001 Certified Company, an international standard for quality management systems 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.