Part No. AS-QTHA-0109-SS Needle valve assembly, stainless steel Replacement parts for hand pumps, calibration manifolds, nitrogen sources and volume contollers Features • Made in the USA • Soft valve seat makes controlling pressure very easy AS-QTHA-0109-SS Specifications Construction Stainless Steel Seal materials Buna-N, Delrin, Teflon Ralston Instruments Inc. | ralstoninst.com | Toll Free 800-347-6575 | Phone 440-564-1430 | Fax 440-564-1480