QSSF-1/2-16-B – Bulkhead Push-In Fitting – Festo Pneumatic Fittings

USD $ 11.76 USD $ 9.64

SKU: Festo 190657

Manufacturer Part Number: Festo 190657
Festo Pneumatic Fittings: QSSF-1/2-16-B
OEM Spec Ref 

The Festo QSSF-1/2-16-B, with MPN 190657, is a precision-engineered pneumatic fitting designed to enhance the reliability and efficiency of your pneumatic systems. Crafted with the utmost attention to detail, this fitting ensures superior connectivity and stability in a wide array of industrial applications.

Key Features:

  • Superior Seal Integrity: Utilizes advanced sealing technology to prevent leaks and maintain pressure integrity, ensuring reliable operation under varying conditions.
  • High-Quality Materials: Made from durable materials, this fitting can withstand the challenging conditions of industrial environments, providing long-lasting performance.
  • Ease of Installation: Designed for quick and straightforward installation, reducing downtime and simplifying maintenance procedures.
  • Versatility: Compatible with a broad range of pneumatic hoses and components, offering exceptional flexibility in system design.
  • Compact Design: Its sleek, compact design allows for efficient use of space within complex pneumatic setups.


  • Enhanced Operational Efficiency: Provides a secure and tight connection that minimizes air leakage and maximizes system efficiency.
  • Cost-Effective: Reduces maintenance costs and downtime by offering a reliable and durable solution for pneumatic connections.
  • Long Service Life: Engineered for durability, it extends the service life of your pneumatic equipment by ensuring stable and consistent connections.
  • Improved Safety: Enhances the safety of pneumatic systems by maintaining a secure fit and preventing accidental disconnections.


  • Automated Assembly Lines: Ideal for use in automated manufacturing settings where consistent and reliable pneumatic connections are crucial.
  • Packaging Machinery: Ensures smooth and efficient operation of pneumatic packaging machinery.
  • Pneumatic Transport Systems: Plays a vital role in systems that rely on compressed air for the transportation of materials.
  • General Industrial Applications: Suitable for a wide range of industrial applications, from automotive to textiles, enhancing system reliability and performance.

The Festo QSSF-1/2-16-B pneumatic fitting stands out as a prime example of Festo’s commitment to high-quality pneumatic solutions, driving the advancement of pneumatic technology and supporting optimal system performance across industries.

Technical Data

Feature Specification
Size Standard
Nominal width 15 mm
Mounting position Any
Design Bulkhead
Pack size 1
Structural design Push-pull principle
Operating pressure for entire temperature range -0.095 MPa … 0.6 MPa
Operating pressure for entire temperature range -0.95 bar … 6 bar
Operating pressure for entire temperature range -13.775 psi … 87 psi
Temperature-dependent operating pressure -0.095 MPa … 1.4 MPa
Temperature-dependent operating pressure -0.95 bar … 14 bar
Temperature-dependent operating pressure -13.775 psi … 203 psi
Maritime classification See certificate
Operating medium Compressed air as per ISO 8573-1:2010 [7:-:-] Water as per manufacturer’s declaration at www.festo.com
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 26 Nm
Tolerance for nominal tightening torque ± 20%
Product weight 116 g
Type of mounting External hexagon, AF 29
External hexagon, AF 32
Pneumatic connection 1 Internal thread G1/2
Pneumatic connection 2 for pneumatic tubing outside diameter 16 mm
Releasing ring color Blue
Note on materials RoHS-compliant
Housing material Brass, nickel-plated
Releasing ring material POM
Nut material Brass, nickel-plated
Material of tubing seal NBR
Material of tube retaining claw High-alloy stainless steel
Weight 0.116 kg