qs-3/8-12-20
Product ID:961
Updated: 2026/4/3

Key Features
- 1Ensure reliable connections with the Festo QS-3/8-12-20 pneumatic fitting. 2、Resist corrosion using nickel-plated brass construction for durability. 3、Operate in a wide -10 to 80°C temperature range for versatility. 4、Withstand pressures up to 10 bar for consistent system performance. 5、Simplify installation with a straight design and standard 11mm size.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Size | Standard | Nominal width | 11mm |
| Type of seal on screwed plug | Coating | Mounting position | Any |
| Design | Straight design | Pack size | 20 |
| Structural design | Push-pull principle | Operating pressure for entire temperature range | -13.775psi 87psi |
| Temperature-dependent operating pressure | -13.775psi 203psi | Information on operating pressure | Water: max. 0.6 MPa at max. 50 °C |
| Operating medium | Compressed air as per ISO 8573-1:2010 [7:-:-] Water (liquid, ice-free) | Information on operating and pilot media | Operation with oil lubrication possible |
| Corrosion resistance class (CRC) | 1 - Low corrosion stress | LABS (PWIS) conformity | VDMA24364-B1/B2-L |
| Cleanroom class | Class 4 according to ISO 14644-1 | Ambient temperature | -10°C 80°C |
| Nominal tightening torque | 15.5Nm | Tolerance for nominal tightening torque | ± 20% |
| Product weight | 30g | Type of mounting | External hexagon, AF 21 |
| Pneumatic connection 1 | External thread R3/8 | Pneumatic connection 2 | for pneumatic tubing outside diameter 12 mm |
| Releasing ring color | Blue | Note on materials | RoHS-compliant |
| Housing material | Brass, nickel-plated | Releasing ring material | POM |
| Material of tubing seal | NBR | Material of tube retaining claw | High-alloy stainless steel |
| Manufacturer ID | 130683 |
Specifications may be subject to change without notice
