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