1/8 in, 1/4 in, 3/8 in and 1/2 in NPT female needle valves in stainless steel. Available in 304 stainless steel and SS316 stainless steel versions for reliable flow control in pipe fittings. Key benefits - Precise flow control: fine needle adjustment allows accurate throttling and repeatable settings. - Wide media compatibility: suitable for water, gas, oil and propane in piping systems. - Robust, corrosion resistant: stainless steel construction provides durability in typical service environments; SS316 offers enhanced resistance to aggressive media. - Easy to install: standard NPT female connections match common pipe fittings. Product features - Thread type: NPT female - Sizes: 1/8 in, 1/4 in, 3/8 in, 1/2 in NPT female - Materials: 304 stainless steel or SS316 stainless steel - Function: needle valve for precise regulation and shutoff in flow paths - Applications: flow control in water, gas, oil, propane piping Why you need this valve - Enables precise adjustment of flow in compact piping layouts - Improves control accuracy and reduces waste or leakage in regulated systems - Compatible with common piping standards and media types used in plumbing, instrumentation and light industrial workflows Common use scenarios - Gas or propane line: precisely regulate gas delivery to burners, regulators or appliances to achieve stable flame and performance. - Water system: fine tune dosing or sampling in laboratory setups, irrigation lines, or equipment cooling circuits. - Oil or lubricant line: throttle oil flow in small-scale machinery or hydraulic circuits to achieve desired load and response. Performance and compatibility - Designed for standard pipe fittings with NPT female threads - Suitable for multiple media including water, gas, oil and propane - Available in materials chosen for durability and corrosion resistance depending on application requirements Notes - Select 316 stainless steel when exposure to aggressive media or corrosive environments is anticipated - Choose the appropriate size (1/8, 1/4, 3/8 or 1/2 inch) to fit the corresponding NPT connections in your piping system