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Products/Festo/153699
Festo 153699 Push-in T-fitting QST-1/4-1/4-U
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Festo

153699

Push-in T-fitting QST-1/4-1/4-U

This Festo industrial component, part number 153699, features a push/pull design structure with a nominal size of 5.7 mm and a standard size configuration. The unit operates within a working pressure and temperature dependent working pressure range of -0.95 to 10 bar, utilizing an NPT1/4-18 male thread supply line connection and accommodating 1/4" outside diameter tubing at the output. Constructed with a PBT housing, POM grey release ring, NBR tubing seal, and a coated screw-in stud requiring a maximum tightening torque of 14 Nm, it functions with filtered compressed air or vacuum across an ambient temperature range of -10 to 60 °C in any assembly position. Submit part number 153699, quantity, and application requirements for an official 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
153699
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 153699.
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Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size
Standard
Nominal size
5.7 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
14 Nm
Pneumatic connection, supply line
Male thread NPT1/4-18
Pneumatic connection, output
for tubing, 1/4" 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

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 153699. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.