qsr-1/8-1/4-u
Product ID:2831
Updated: 2026/7/7

Key Features
- 1Rotate the QSR-1/8-1/4-U push-in fitting for easy installation in tight spaces.
- 2Utilize the PTFE-coated thread to prevent corrosion and ensure a reliable seal.
- 3Connect tubing quickly with the Quick Star system for efficient assembly.
- 4Apply this fitting in robotics and flexible manufacturing systems for versatile use.
- 5Rely on Festo quality for durable performance in demanding automation applications.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Size | Standard | Nominal width | 3.4mm |
| Type of seal on screwed plug | Coating | Mounting position | Any |
| Design | Straight design | Pack size | 1 |
| Structural design | Push-pull principle | Operating pressure for entire temperature range | -13.775psi 145psi |
| Maritime classification | See certificate | Operating medium | Compressed air as per ISO 8573-1:2010 [7:-:-] |
| 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 | Ambient temperature | -10°C 60°C |
| Max. tightening torque | 8Nm | Product weight | 18g |
| Type of mounting | External hexagon 9/16 | Pneumatic connection 1 | external thread 1/8 NPT |
| Pneumatic connection 2 | for pneumatic tubing outer diameter 1/4" | Ambient temperature Fahrenheit | 14°F 140°F |
| Releasing ring color | Gray | Note on materials | RoHS-compliant |
| Housing material | PBT | Releasing ring material | POM |
| Material of tubing seal | NBR | Material of tube retaining claw | High-alloy stainless steel |
| Manufacturer ID | 153954 |
Specifications may be subject to change without notice
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