BT4870F-226WSA Fine Control Needle Valve, Wall/Panel/Overhead Mounted
Application: Precise flow regulation of laboratory gases. Ideal for special gases such as nitrogen, oxygen, helium and hydrogen. Valve is specially cleaned, lubricated and packaged for use with high purity gases.
Mounting: Flanged inlet with locator pins.
Valve Body: Straight pattern forged brass.
Headwork: Replaceable self-centering stainless steel needle and replaceable stainless steel seat. Needle is finely tapered for precise metering of flow. Valve is capable of delivering one bubble of nitrogen gas at a time.
Handle: Molded nylon hooded style handle with index disc. Handle and index are color coded and marked per EN 13792.
Inlet: Furnished with G1/2 mounting shank, locknut and washer. G1/2 male inlet.
Outlet: G3/8 female outlet. Furnished with removable straight or angle serrated hose end, quick connect fitting or compression fitting, as ordered (see below).
Quality Assurance: Fitting is fully assembled and factory tested prior to shipment. 25 bar (375 PSI) nitrogen test pressure and 17 bar (250 PSI) maximum working pressure.
Outlet Fitting Options