qsf-3/8-12-b-20

Product ID:995
Updated: 2026/7/4
Festo qsf-3/8-12-b-20

Key Features

  • 1Ensure secure, leak-free pneumatic connections for reliable system operation.
  • 2Mount in any position with the push-pull principle for flexible design.
  • 3Handle demanding pressures from -0.95 to 14 bar across applications.
  • 4Resist corrosion with nickel-plated brass construction for durability.
  • 5Meet ISO 8573-1:2010 standards for compressed air and water compliance.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Size
Standard
Nominal width
11mm
Type of seal on screwed plug
Coating
Mounting position
Any
Design
Straight design
Pack size
20
Structural design
Push-pull principle
Operating pressure for entire temperature range
-13.775psi 87psi
Temperature-dependent operating pressure
-13.775psi 203psi
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
Operation with oil lubrication possible
Corrosion resistance class (CRC)
1 - Low corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Cleanroom class
Class 4 according to ISO 14644-1
Ambient temperature
-10°C 80°C
Nominal tightening torque
15.5Nm
Tolerance for nominal tightening torque
± 20%
Product weight
46g
Type of mounting
External hexagon, AF 21
Pneumatic connection 1
Internal thread G3/8
Pneumatic connection 2
for pneumatic tubing outside diameter 12 mm
Releasing ring color
Blue
Note on materials
RoHS-compliant
Housing material
Brass, nickel-plated
Releasing ring material
POM
Material of tubing seal
NBR
Material of tube retaining claw
High-alloy stainless steel
Manufacturer ID
130717

Specifications may be subject to change without notice

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