N400B Parker Needle Valve 1/4 NPT Female Colorflow Knob Brass

N400B Parker Needle Valve 1/4 NPT Female Colorflow Knob Brass

MROStop is an authorized Parker distributor
MROStop has been an official distributor of Parker hose and fittings online since 2012. Parker remains one of our strongest supplier relationships to this day. MROStop carries over 40,000 items across Parker's fittings, hose, hydraulic valve, filtration, and pneumatic product lines. This allows us to get customers to best possible pricing and factory lead times available. We not only sell these items but we also have deeply knowledgeable product staff backed up by 76 years of hands on Parker product experience. We are a full service Parker supplier and can provide detailed product support for our customers.


Parker provides needle valves that can be used for the regulation and leak-tight shut-off of liquids and gases. These valves come in a variety of stem types and are available in both angle and in-line patterns. Parker has several designs specifically for oil and gas processing facilities, as well as a PFA product designed for use in aggressive chemical and gas applications.