Precise one-way flow control for pneumatic systems with durable design and reliable performance.
Product Modelgrlz-1/4-rs-b
Material Number151198
Product ID2780
Stock on Request
Last updated: 8/29/2026
Key Features
1
Precise Air Flow ManagementThe GRLZ-1/4-RS-B valve provides precise control over air flow, ensuring that your pneumatic system operates efficiently and effectively.
2
Durable DesignConstructed with high-quality materials, including wrought aluminum alloy for the screwed plug and brass for the adjusting screw, this valve is built to last.
3
Easy InstallationThe valve features a female thread G1/4 connection on one port and a male thread G1/4 connection on the other, making it easy to integrate into your existing pneumatic setup.
4
Reliable PerformanceWith its robust design and reliable seals made from NBR material, the GRLZ-1/4-RS-B valve ensures consistent performance in a variety of applications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Valve function
Supply air flow control non-return function
Pneumatic connection 1
Internal thread G1/4
Pneumatic connection 2
External thread G1/4
Adjusting element
Knurled screw
Type of mounting
Screw-in
Standard nominal flow rate in flow control direction
610l/min
5
Compliance with Industry StandardsThe valve is RoHS-compliant, ensuring that it meets the highest standards of environmental responsibility and safety in the industry.
Standard nominal flow rate in non-return direction
450l/min 820l/min
Ambient temperature
-10°C 60°C
Explosion prevention and protection
Observe the information on the certificate Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX)
Mounting position
Any
Symbol
00991453
Operating pressure for entire temperature range
0.3bar 10bar
Standard flow rate in flow control direction 6 -> 0 bar
1200l/min
Standard flow rate in non-return direction at 6 -> 0 bar
885l/min 1615l/min
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Cleanroom class
Class 4 according to ISO 14644-1
Temperature of medium
-10°C 60°C
Nominal width
6mm
Max. tightening torque
11Nm
Product weight
59g
Material of screwed plug
Wrought aluminum alloy
Note on materials
RoHS-compliant
Seals material
NBR
Material of adjusting screw
Brass
Swivel joint material
Die-cast zinc
Manufacturer ID
151198
One-way Flow Control Valve GRLZ-1/4-RS-B | Festo | INDSLT
