hgl-1/8-qs-4
Product ID:9273
Updated: 2026/4/3

Key Features
- 1Ensure one-way flow to prevent system backflow. 2、Connect easily with 4mm tube and threaded ports. 3、Handle pressures up to 10 bar reliably. 4、Control precisely via pneumatic pilot actuation. 5、Rely on durable HGL series construction.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Valve function | Unlockable non-return function | Pneumatic connection 1 | QS-4 |
| Pneumatic connection 2 | G1/8 | Pilot air port 21 | M5 |
| Actuation type | Pneumatic | Type of mounting | Screw-in With external thread |
| Operating pressure | 0.5bar 10bar | Pilot pressure MPa | 0.2MPa 1MPa |
| Pilot pressure | 2bar 10bar | Pilot pressure psi | 29psi 145psi |
| Ambient temperature | -10°C 60°C | Operating medium | Compressed air as per ISO 8573-1:2010 [7:4:4] |
| Maritime classification | See certificate | Mounting position | Any |
| Symbol | 00991456 | Standard flow rate 1->2 (6-0) | 300l/min |
| Standard nominal flow rate 1->2 (6-5) | 200l/min | 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-B2-L |
| Cleanroom class | Class 4 according to ISO 14644-1 | Storage temperature | -10°C 60°C |
| Temperature of medium | -10°C 60°C | Pilot medium | Compressed air as per ISO 8573-1:2010 [7:4:4] |
| Nominal tightening torque | 3.5Nm | Tolerance for nominal tightening torque | ± 10% |
| Product weight | 18.4g | Note on materials | RoHS-compliant |
| Seals material | NBR | Hollow bolt material | Wrought aluminum alloy Anodized |
| Releasing ring material | POM | Non-return collar material | NBR |
| Swivel joint material | Die-cast zinc | Manufacturer ID | 530039 |
Specifications may be subject to change without notice
