Product Model
he-3-1/8-qs-6

Selling Points
- 1The Festo HE-3-1/8-QS-6 check valve features a piston spool valve design, ensuring precise control and durability in pneumatic systems.
- 2With manual actuation, this valve offers straightforward operation and easy integration into your existing automation setup.
- 3The soft sealing principle of the HE-3-1/8-QS-6 ensures reliable performance and minimizes wear and tear, extending the lifespan of the valve.
- 4Designed for in-line installation, this check valve can be mounted in any position, providing flexibility in system design and installation.
- 5The HE-3-1/8-QS-6 is built to withstand non-reversible flow directions, making it suitable for applications requiring one-way flow control.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Valve function | 3/2, bistable | Selection of additional function | with exhaust function |
Pneumatic connection 1 | R1/8 | Pneumatic connection 2 | QS-6 |
Actuation type | Manual | Type of mounting | Optionally: Direct mounting via through-hole Direct fastening via thread |
Standard nominal flow rate | 279.9l/min | Nominal width | 3.2mm |
Operating pressure | -0.95bar 10bar | Ambient temperature | 0°C 60°C |
Housing material | PBT-reinforced | Operating medium | Compressed air as per ISO 8573-1:2010 [7:-:-] |
Exhaust air function | Without flow control option | Sealing principle | Soft |
Mounting position | Any | Structural design | Piston gate valve |
Type of control | Direct | Flow direction | Non-reversible |
Symbol | 00997329 | Information on operating and pilot media | Operation with oil lubrication possible (required for further use) |
Corrosion resistance class (CRC) | 2 - Moderate corrosion stress | LABS (PWIS) conformity | VDMA24364-B1/B2-L |
Cleanroom class | Class 4 according to ISO 14644-1 | Temperature of medium | 0°C 60°C |
Product weight | 29g | Pneumatic connection 3 | Not ducted |
Material of screwed plug | Brass, nickel-plated | Note on materials | RoHS-compliant |
Seals material | NBR | Manufacturer ID | 153479 |
Specifications may be subject to change without notice