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Festo
153278
Push-in L-fitting QSLF-3/8-8-B
The Festo 153278 is a standard-sized, L-shaped industrial component featuring a 6.7 mm nominal width and an 18.1 mm tubing insertion depth utilizing a push-pull structural design. This component supports an operating pressure of -0.095 MPa to 0.6 MPa across its entire temperature range, handles compressed air and liquid water media, and mounts via an external hexagon SW21 with a nominal tightening torque of 15.5 Nm. Supplied in a pack size of 10 with a product weight of 33 g each, it offers an ambient temperature range of -10 °C to 80 °C and ISO 14644-1 Class 4 cleanroom suitability. Submit the exact part number, quantity, and application requirements for a formal 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
- 153278
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 153278.
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 width
- 6.7 mm
- Tubing insertion depth
- 18.1 mm
- Mounting position
- Any
- Design
- L-shape
- Pack size
- 10
- Structural design
- Push-pull principle
- Operating pressure for entire temperature range
- -0.095 MPa...0.6 MPa | -0.95 bar...6 bar | -13.775 psi...87 psi
- Temperature-dependent operating pressure
- -0.095 MPa...1.4 MPa | -0.95 bar...14 bar | -13.775 psi...203 psi
- Information on operating pressure
- Water: max. 0.6 MPa at max. 50 °C
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:-:-] | Water (liquid, ice-free)
- Information on operating and pilot media
- Lubricated operation possible
- Corrosion resistance class (CRC)
- 1 - Low corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Cleanroom suitability, measured according to ISO 14644-14
- Class 4 according to ISO 14644-1
- Ambient temperature
- -10 °C...80 °C
- Nominal tightening torque
- 15.5 Nm
- Tolerance for nominal tightening torque
- ±20%
- Product weight
- 33 g
- Type of mounting
- External hexagon SW21
- Pneumatic connection 1
- Internal thread G3/8
- Pneumatic connection 2
- for pneumatic tubing outside diameter 8 mm
- Releasing ring color
- Blue
- Material of screwed plug
- Brass, nickel-plated
- Note on materials
- RoHS compliant
- Housing material
- PBT
- Releasing ring material
- POM
- Material of tubing seal
- NBR
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 153278. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.