One-way flow control valve
GRLA-1/4-B
151172
GTIN 4052568010560
Vendor Festo
- Valve function
- Exhaust air flow control non-return function
- Standard nominal flow rate in flow control direction
- 610 l/min
- Pneumatic connection 1
- Internal thread G1/4
- Adjusting element
- Slotted screw
Regular price
$48.98
Unit price
GRLA-1/4-B is backordered and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
Factory shipments may take up to one week. Festo Fast items typically ship the next business day. Contact us for specific shipping estimates.
GRLA-1/4-B is backordered and will ship as soon as it is back in stock.
| Type code | GRLA |
|---|---|
| Valve function | Exhaust air flow control non-return function |
| Pneumatic connection 1 | G1/4 |
| Pneumatic connection 2 | G¼ |
| Adjusting element | Slotted screw |
| Type of mounting | Screw-in |
| Standard nominal flow rate in flow control direction | 610 l/min |
| Standard nominal flow rate in non-return direction | 450 l/min ... 820 l/min |
| Ambient temperature | -10 °C ... 60 °C |
| Certification | Germanischer Lloyd |
| Mounting position | Any |
| Symbol | 991452 |
| Operating pressure for entire temperature range | 0.3 bar ... 10 bar |
| Standard flow rate in flow control direction 6 -> 0 bar | 1200 l/min |
| Standard flow rate in non-return direction at 6 -> 0 bar | 885 l/min ... 1615 l/min |
| Explosion prevention and protection | Zone 1 (ATEX)Observe the information on the certificateZone 21 (ATEX)Zone 2 (ATEX)Zone 22 (ATEX) |
| Operating medium | Compressed air as per ISO 8573-1:2010 [7:4:4] |
| Information on operating and pilot media | Operation with oil lubrication possible (required for further use) |
| Temperature of medium | -10 °C ... 60 °C |
| Max. tightening torque | 11 Nm |
| Product weight | 59 g |
| Material of screwed trunnion | Wrought aluminum alloy |
| Note on materials | RoHS-compliant |
| Material of adjusting screw | Brass |
| Swivel joint material | Die-cast zinc |



