Product Model
hgl-1/2-qs-12

Selling Points
- 1The Festo HGL-1/2-QS-12 non-return valve supports high speeds of up to 2100L/min, making it ideal for demanding pneumatic applications.
- 2This valve operates within a broad temperature range of -10°C to +60°C and pressure range of 0.5 to 10 bar, ensuring reliable performance in various environments.
- 3With its piloted non-return function, the HGL-1/2-QS-12 valve efficiently directs airflow, streamlining operations and preventing backflow.
- 4The valve features NBR seals that resist contaminants, protecting your tools from damage and ensuring long-lasting performance.
- 5Suitable for air-powered tools, manufacturing industry, agricultural equipment, and automotive workshops, the HGL-1/2-QS-12 is a versatile solution for various industrial needs.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Valve function | Unlockable non-return function | Pneumatic connection 1 | QS-12 |
Pneumatic connection 2 | G1/2 | Pilot air port 21 | G3/8 |
Actuation type | Pneumatic | Type of mounting | Screw-in With external thread |
Operating pressure | 0.5bar 10bar | Pilot pressure MPa | 0.1MPa 1MPa |
Pilot pressure | 1bar 10bar | Pilot pressure psi | 14.5psi 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) | 2100l/min |
Standard nominal flow rate 1->2 (6-5) | 1400l/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 | 14Nm | Tolerance for nominal tightening torque | ± 10% |
Product weight | 116.9g | 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 | 530045 |
Specifications may be subject to change without notice