GRP-160-PK-4 – Precision One-Way Flow Control Valve – Festo Flow Control Valves

USD $ 284.76 USD $ 233.50

SKU: Festo 12961

Manufacturer Part Number: Festo 12961
Festo Flow Control Valves: GRP-160-PK-4
OEM Spec Ref 

The Festo GRP-160-PK-4, with MPN 12961, is a high-quality Flow Control Valve meticulously engineered to regulate air flow in pneumatic systems, ensuring precise control and reliable operation. This valve is specially designed for applications that demand precise flow adjustments and consistency, making it an ideal choice for a variety of industrial environments.

Key Features:

  • Precise Flow Regulation: Provides excellent control over air flow rates, allowing for fine adjustments to meet specific application needs and maintain optimal operating conditions.
  • Durable Construction: Made from robust materials, the GRP-160-PK-4 is built to endure the demanding conditions of industrial settings, ensuring durability and long-term reliability.
  • Compact and Efficient Design: Its compact form factor allows for easy integration into systems with limited space, without compromising performance.
  • User-Friendly Interface: Features an intuitive design that makes setting and adjustments simple, promoting efficient operation and ease of use.
  • Versatile Compatibility: Designed to seamlessly fit into various pneumatic systems, it offers great flexibility and adaptability in system design.


  • Enhanced System Performance: By providing consistent and precise flow control, this valve helps improve the efficiency and effectiveness of pneumatic processes.
  • Reduced Energy Consumption: Optimizes air flow, potentially lowering energy costs by preventing wastage and improving overall system economy.
  • Extended Component Lifespan: Helps prevent system overloads and component wear, thereby extending the lifespan of other pneumatic system parts and reducing maintenance requirements.
  • Improved Safety: Consistent and reliable flow control enhances the safety of operations by maintaining stable system conditions.


  • Automated Assembly Lines: Crucial for precise air flow control in automated production environments to ensure product quality and consistency.
  • Test and Measurement Systems: Ideal for systems requiring precise flow adjustments for accurate and repeatable testing and measurements.
  • General Industrial Use: Suitable for a wide range of industrial applications where reliable and precise air flow control is necessary.

The Festo GRP-160-PK-4 Flow Control Valve exemplifies Festo’s commitment to pioneering pneumatic solutions, offering a robust and precise tool for managing air flow and enhancing the functionality of various industrial processes.

Technical Data

Feature Specification
Valve function Flow control non-return function
Pneumatic connection 1 PK-4
Pneumatic connection 2 PK-4
Actuation type Manual
Adjusting element Rotary knob with scale
Type of mounting Front panel mounting
Standard nominal flow rate in flow control direction 75.8 l/min
Standard nominal flow rate in non-return direction 245 l/min
Operating pressure 0 bar … 8 bar
Ambient temperature -10 °C … 50 °C
Housing material PA-reinforced
Mounting position Any
Symbol 00991453
Operating pressure from 2 to 1 0 bar … 8 bar
Standard nominal flow rate in flow control direction from 1bar to 0 bar 38 l/min
Standard nominal flow rate in non-return direction from 1 bar to 0 bar 25 l/min … 90 l/min
Standard flow rate in flow control direction 6 -> 0 bar 129 l/min
Standard flow rate in non-return direction at 6 -> 0 bar 245 l/min
Operating medium Compressed air as per ISO 8573-1:2010 [5:4:3] Inert gas
Information on operating and pilot media Operation with oil lubrication not possible
LABS (PWIS) conformity VDMA24364 zone III
Temperature of medium -10 °C … 50 °C
Product weight 48 g
Note on materials RoHS-compliant
Seals material NBR
Retaining bracket material Wrought aluminum alloy
PK connections material Wrought aluminum alloy
Material of screws Steel
Weight 0.048 kg