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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
153703
Push-in T-fitting QST-3/8-5/16-U
The Festo 153703 is a standard industrial component featuring a 7.2 mm nominal size and a push/pull design structure with a coated screw-in stud. Operating within a working pressure of -0.95 to 10 bar and ambient temperatures from -10 to 60 °C, this part utilizes an NPT3/8-18 male thread supply line connection and fits a 5/16" outside diameter tubing output. Constructed with a PBT housing, POM grey release ring, and NBR tubing seal, it supports filtered compressed air and vacuum media while maintaining a CRC 1 corrosion resistance and Germanischer Lloyd authorization. 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
- 153703
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 153703.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size
- Standard
- Nominal size
- 7.2 mm
- Type of seal on screw-in stud
- coating
- Assembly position
- Any
- Container size
- 1
- Design structure
- Push/pull principle
- Working pressure
- -0.95 ... 10 bar
- Temperature dependent working pressure
- -0.95 ... 10 bar
- Operating medium
- Filtered compressed air | Vacuum
- Corrosion resistance classification CRC
- 1
- Ambient temperature
- -10 ... 60 °C
- Authorization
- Germanischer Lloyd
- Max. tightening torque
- 24 Nm
- Pneumatic connection, supply line
- Male thread NPT3/8-18
- Pneumatic connection, output
- for tubing, 5/16" outside diameter
- color of release ring
- Grey
- Materials note
- Conforms to RoHS
- Materials information, housing
- PBT
- Release ring material data
- POM
- Materials information for tubing seal
- NBR
- Hose clamping segment material data
- High alloy steel, non-corrosive
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 153703. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.