Data sheet
GRLA-1/4-PK-4-B (151173) One-way flow control
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OT-FESTO011790
Example illustration
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| Valve function | Exhaust air flow control return function |
| Pneumatic connection 1 | Male thread G1/4 |
| Pneumatic connection 2 | For plug nipple inside diameter 4 mm with nut |
| Setting element | slotted screw |
| Fastening type | Screwable |
| Normal nominal flow in one-way flow control [l/min] | 260 |
| Normal nominal flow in check valve direction [l/min] | 220 to 260 |
| ambient temperature [°C] | -10 to 60 |
| Maritime classification | see Certificate |
| installation position | arbitrary |
| Normal flow In one-way flow control 6 -> 0 bar [l/min] | 370 |
| Standard flow rate in flow control direction 0.6->0 MPa (6->0 bar, 87->0 psi) [l/min] | 315 to 370 |
| Standard flow rate in non-return direction 0.6->0 MPa (6->0 bar, 87->0 psi) | Compressed air to ISO 8573-1:2010 [7:4:4] |
| Information about operating and control medium | Oiled operation possible (required in further operations) |
| Information about operating and control medium [°C] | -10 to 60 |
| Max. tightening torque [Nm] | 11,0 |
| Stud material | Aluminium wrought alloy |
| Material information | RoHs compliant |
| Seals material | NBR |
| Regulation screw material | Brass |
| Material information | Zinc pressure cast |
| Operating pressure complete temperature range [bar] | 0.3 to 10 |
Further information:
| {{ $t('shop.all.gewicht') }} | 43 g / pcs |
| {{ $t('shop.all.gtin') }} | 4052568030582 |
| {{ $t('shop.display.artikel.zollwarennummer') }} | 84812090 |
| {{ $t('shop.all.hersteller') }} | Festo |
Figure
More information on this item and the process for ordering it can be found in our online shop https://www.landefeld.de under item number OT-FESTO011790.
Landefeld Druckluft und Hydraulik GmbH · Konrad-Zuse-Straße 1 · 34123 Kassel · Germany
All data are to be understood as non-binding reference values! We do not assume liability for any data selection not confirmed in writing. Unless otherwise specified, pressure values refer to liquids from Group II at +20°C.
Our products arid goods are generally only intended for industrial and commercial uses.
Our products arid goods are generally only intended for industrial and commercial uses.
As of: 08.12.2025