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.
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Festo
190943
Non-return valve HA-1/16-QS-1/4-U
The Festo 190943 is an industrial component featuring a non-return valve function and a threaded mounting type with a 2 QS-1/4 pneumatic connection port. Constructed with a brass housing, this 25 g unit operates within a working pressure range of -1 to 10 bar and an ambient temperature range of 0 to 60 °C using filtered, lubricated or unlubricated compressed air. Submit the exact part number, quantity, and application requirements to request a quote.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 190943
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 190943.
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
- Non-return function
- Pneumatic connection, port
- 2 QS-1/4
- Mounting type
- Threaded
- Working pressure
- -1 ... 10 bar
- Ambient temperature
- 0 ... 60 °C
- Materials information, housing
- Brass
- Operating medium
- Compressed air, filtered, unlubricated | Filtered, lubricated air
- Product weight
- 25 g
Engineering context
Identification and RFQ Guidance
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 190943. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.