






A compact 1-section, manual monoblock hydraulic directional valve with a single spool, rated 40 L/min flow and designed for reliable directional control across wide oil viscosity and ambient temperature ranges.
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Support OEM customization


Control & structure: Manual lever-operated, 1-spool / 1-section monoblock design for a simple, space-saving installation.
Performance: Rated flow 40 L/min (10.5 US gpm); max working pressure 1 MPa (145 psi) for light-duty hydraulic circuits.
Fluid compatibility: Operating viscosity range 12–400 mm²/s (cSt), supporting both low- and high-viscosity hydraulic oils depending on system requirements.
Environmental capability: Ambient temperature range -40°C to +80°C, suitable for cold climates and hot operating environments.
Typical uses: Directional control of single hydraulic actuator functions (cylinder/motor) on mobile equipment and auxiliary hydraulic lines in material handling, agricultural machinery, industrial vehicles, and compact construction equipment.
Supply services: Manufacturer support for OEM/ODM, private label, customization, bulk orders, and global distribution partnerships.
| BKQF34 Series Pneumatic Control Valve Parameters | |
|---|---|
| Control Method | Manual |
| Spool | 1 Spool |
| Section | 1 Section |
| Structure Type | Monoblock valve |
| Rated Flow | 40 L/min (10.5 US gpm) |
| Max Pressure | 1 MPa (145 psi) |
| Operating Viscosity Range | 12 - 400 mm²/s (12 cSt to 400 cSt) |
| Ambient Temperature Range | -40°C to +80°C (-40°F to +176°F) |




We provide OEM/ODM services. When your product orders reach a certain value, we can offer a variety of customization services, including labels, packaging, product colors, and more.
We support multiple currencies and diverse payment methods, such as T/T, L/C, Alibaba platform, China Manufacturing Payment Platform, bank transfer, and more.
We can provide samples, and the sample costs will be refunded to you in the form of deducted payments in the later stages.