HB-1/8-QS-6 – Non-Return Valve – Festo Shut Off Valves Pneumatic

USD $ 25.83 USD $ 21.18

SKU: Festo 153449

Manufacturer Part Number: Festo 153449
Festo Shut Off Valves Pneumatic: HB-1/8-QS-6
OEM Spec Ref 

The Festo HB-1/8-QS-6, with MPN 153449, is a high-quality pneumatic shut-off valve designed to offer superior control and reliability in managing airflow within pneumatic systems. Engineered for optimal performance, this valve ensures precise airflow shut-off, critical for maintaining the integrity and efficiency of various industrial applications.

Key Features:

  • Precise Flow Control: The HB-1/8-QS-6 is meticulously designed to provide exact control over airflow, crucial for applications requiring precise pneumatic operations.
  • Durable Construction: Made from robust materials, this shut-off valve is built to withstand the demanding conditions of industrial environments, ensuring longevity and reliability.
  • Compact Design: Its compact and efficient design makes it easy to install in tight spaces, offering flexibility without compromising on performance.
  • Easy Integration: Equipped with quick connect fittings, it allows for hassle-free installation and maintenance, reducing downtime and increasing productivity.
  • High Compatibility: Compatible with a broad range of pneumatic systems, this valve can be seamlessly integrated into existing setups, enhancing system versatility.


  • Enhanced Operational Safety: By providing reliable shut-off mechanisms, it helps prevent potential accidents and ensures safer operational conditions.
  • Increased System Efficiency: Effective flow control contributes to the overall efficiency of pneumatic processes, reducing energy costs and improving output.
  • Maintenance Reduction: With its durable build and easy installation features, it minimizes the need for frequent maintenance, lowering operational costs.
  • Optimal Performance: Ensures that pneumatic systems operate at peak performance, with minimal risk of leakage or failure.


  • Automated Assembly Lines: Ideal for use in automated manufacturing settings where precise control over air supply is necessary.
  • Safety Systems: Plays a crucial role in safety-critical applications, ensuring that air flows are cut off as needed to prevent hazards.
  • Material Handling: Essential for pneumatic material handling systems requiring dependable air control to operate smoothly.
  • General Pneumatics: Suitable for a wide range of pneumatic applications across various industries, from automotive to electronics manufacturing.

The Festo HB-1/8-QS-6 Pneumatic Shut-Off Valve exemplifies Festo’s commitment to quality and innovation, providing a robust and reliable solution for managing airflow in industrial pneumatic systems.

Technical Data

Feature Specification
Valve function Non-return function
Pneumatic connection 1 QS-6
Pneumatic connection 2 R1/8
Type of mounting Screw-in
Standard nominal flow rate 335 l/min
Operating pressure -1 bar … 10 bar
Ambient temperature 0 °C … 60 °C
Housing material Brass, nickel-plated
Operating medium Compressed air as per ISO 8573-1:2010 [7:-:-]
Symbol 00991455
Min. differential pressure, opening 0.1 bar
Min. differential pressure, closing 0.2 bar
Information on operating and pilot media Operation with oil lubrication possible (required for further use)
LABS (PWIS) conformity VDMA24364-B1/B2-L
Product weight 11 g
Note on materials RoHS-compliant
Weight 0.011 kg