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Products/Festo/193137
Festo 193137 One-way flow control valve GRLA-M5-QS-3-D
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Festo

193137

One-way flow control valve GRLA-M5-QS-3-D

The Festo part number 193137 is a screw-in industrial component featuring an exhaust air flow control non-return function, a QS-3 pneumatic connection 1, an M5 pneumatic connection 2, and a slotted screw adjusting element. It operates with compressed air as per ISO 8573-1:2010 [7:4:4] across an ambient and medium temperature range of -10 °C to 60 °C and an operating pressure range of 0.2 bar to 10 bar. This component provides a standard nominal flow rate of 100 l/min in the flow control direction and 60 l/min to 100 l/min in the non-return direction, with a nominal tightening torque of 0.8 Nm at a tolerance of ±10%. Submit the exact part number, quantity, and application requirements to receive a formal price quote.

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Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.

Manufacturer
Festo
Part number
193137
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 193137.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Valve function
Exhaust air ow control non-return function
Pneumatic connection 1
QS-3
Pneumatic connection 2
M5
Adjusting element
Slotted screw
Type of mounting
Screw-in
Standard nominal ow rate in ow control direction
100 l/min
Standard nominal ow rate in non-return direction
60 l/min...100 l/min
Ambient temperature
-10 °C...60 °C
Maritime classication
See certicate
Mounting position
Any
Operating pressure for entire temperature range
0.2 bar...10 bar
Standard ow rate in ow control direction 6 -> 0 bar
145 l/min
Standard ow rate in non-return direction at 6 -> 0 bar
150 l/min...170 l/min
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Cleanroom suitability, measured according to ISO 14644-14
Class 4 according to ISO 14644-1
Temperature of medium
-10 °C...60 °C
Nominal tightening torque
0.8 Nm
Tolerance for nominal tightening torque
±10%
Product weight
13 g
Material of screwed plug
Brass
Note on materials
RoHS compliant
Seals material
NBR
Releasing ring material
POM
Material of adjusting screw
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 193137. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.