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Products/Festo/190931
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Festo

190931

Pressure regulator LR-1/4-NPT-QS-3/16-U

The Festo part number 190931 is an industrial component featuring a controller function that maintains a constant output pressure for compressed air operating media in accordance with ISO8573-1:2010 [7:-:-]. This unit incorporates two QS-3/16 pneumatic connection ports, a threaded mounting type, an inlet pressure range of 0 to 10 bar, and an ambient temperature range of 0 to 60 °C. Constructed with a reinforced PBT housing and a brass threaded plug, the assembly weighs 59 g and supports any assembly position. Submit the exact part number, quantity, and application requirements to receive a quote.

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Manufacturer
Festo
Part number
190931
Data verification
Manufacturer evidence reviewed

For a faster response, include quantity, condition, and delivery destination.

Exact part-number verificationTechnical properties are matched to 190931.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Controller function
Output pressure constant
Pneumatic connection, port
2 QS-3/16
Mounting type
Threaded
Inlet pressure 1
0 ... 10 bar
Ambient temperature
0 ... 60 °C
Material housing
PBT-reinforced
Operating medium
Compressed air in accordance with ISO8573-1:2010 [7:-:-]
Assembly position
Any
Product weight
59 g
Material of threaded plug
Brass

Engineering context

Identification and RFQ Guidance

Confirm the exact configuration

Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

What to include in your RFQ

Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.

Technical verification

Our sourcing response is prepared against Festo 190931. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.