
( Brand: Vickers ), ( Manufacturer Part Number: 867335 ), ( Part Type: Valve )
The Vickers 867335 Valve, designated as the **DGMFN A2W B2W 30**, is a high-performance, precision-engineered hydraulic directional control valve designed for demanding industrial, mobile, and off-highway applications where reliability, efficiency, and durability are paramount. Part of Vickers renowned **Series 86** family, this valve is specifically tailored for use in heavy-duty hydraulic systems, offering superior flow control, minimal leakage, and robust construction to withstand extreme operating conditions. The **DGMFN** designation indicates its function as a **double-pilot, multi-stage, directional control valve** with **A2W (A2W pilot pressure)** and **B2W (B2W pilot pressure)** piloting capabilities, ensuring precise operation through independent piloting of the two working ports. The **30** suffix denotes its **30-ton (3000 psi) pressure rating**, making it suitable for systems operating under high-pressure demands while maintaining optimal performance and safety.
This valve features a **modular design**, allowing for easy integration into various hydraulic circuits, whether in construction equipment, agricultural machinery, mining vehicles, or marine applications. Its **spool-type internal mechanism** ensures smooth, responsive shifting between flow paths, minimizing hydraulic losses and reducing energy consumption. The **double-pilot operation** enhances system stability by allowing independent control of the valve s spool position, which is particularly advantageous in systems requiring sequential or synchronized actuation of multiple components. The **A2W and B2W piloting** ensures that the valve can be operated via external pilot pressures, providing flexibility in system design and reducing the need for complex piloting schemes.
Constructed from **high-strength steel and precision-machined components**, the Vickers 867335 is built to endure harsh environments, including exposure to dust, moisture, and temperature fluctuations. Its **sealed internal passages** prevent contamination, while the **robust mounting flanges** (adjustable for various plate sizes) ensure secure installation in tight or confined spaces. The valve s **internal pilot check valves** and **pressure-compensated design** further enhance its efficiency by maintaining consistent flow rates regardless of system pressure variations. Additionally, the **low-leakage spool design** minimizes hydraulic fluid waste, contributing to overall system energy savings and extended component life.
For maintenance and serviceability, the Vickers 867335 is designed with **quick-disconnect fittings** and **easy-access ports**, allowing for rapid inspection, cleaning, and replacement of internal components without extensive disassembly. The valve s **standardized mounting dimensions** and **compatibility with Vickers extensive line of hydraulic components** ensure seamless integration into existing or newly designed hydraulic systems. Whether deployed in a **hydraulic excavator, wheel loader, or industrial press**, this valve delivers the precision, durability, and reliability expected from a leader in hydraulic technology, making it an indispensable component for professionals demanding peak performance in their applications.
### **Pros and Cons of buying a Vickers 867335 Valve (DGMFN A2W B2W 30)**
#### **Pros:**1. **High Quality and Durability** Vickers is a well-established brand known for manufacturing robust hydraulic components, including directional control valves. This valve is designed for heavy-duty applications, ensuring long-term reliability in demanding environments.
2. **Compatibility with Industrial Systems** The DGMFN series is commonly used in construction, agriculture, and material handling equipment. Its A2W/B2W port configuration makes it suitable for integration into existing hydraulic circuits without major modifications.
3. **Precision Engineering** Vickers valves are engineered to provide smooth operation, minimal leakage, and consistent performance under high-pressure conditions. The 30-bar (435 psi) rating suggests it is built for moderate to high-pressure applications.
4. **Widely Available Spare Parts** Due to its popularity, finding replacement seals, cartridges, or entire units is relatively easier compared to less common brands.
5. **Standardized Design** The DGMFN series follows industry standards, making it easier for technicians to service, repair, or replace it with minimal training.
6. **Modularity** Some Vickers valves allow for easy cartridge replacement, reducing downtime if a failure occurs.
7. **Proven Track Record** Vickers has been a trusted name in hydraulic components for decades, with many users reporting reliable performance in their equipment.
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#### **Cons:**1. **Higher Initial Cost** Vickers valves are premium products, meaning they typically cost more upfront compared to generic or aftermarket alternatives.
2. **Potential for Overkill in Light-Duty Applications** If the valve is being used in a low-pressure or low-flow system where a simpler, less expensive valve would suffice, the extra cost may not be justified.
3. **Complexity in Maintenance** While Vickers valves are durable, their internal components (such as spools and seals) may require specialized knowledge to service properly. Improper maintenance can lead to premature failure.
4. **Limited Customization** Unlike some brands that offer extensive customization options, Vickers valves are often designed for standard applications. If unique modifications are needed, additional engineering work may be required.
5. **Depreciation Over Time** In industries where equipment is frequently upgraded, the resale value of a Vickers valve may not fully recoup its initial cost after several years of use.
6. **Potential for Counterfeit Parts** Due to its reputation, there is a risk of encountering counterfeit or low-quality replicas, especially in secondary markets. Purchasing from authorized dealers is essential to avoid this issue.
7. **Longer Lead Times for Replacements** While spare parts are available, some specialized components may have longer lead times compared to more common hydraulic valves.
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### **Conclusion**
The Vickers 867335 valve (DGMFN A2W B2W 30) is an excellent choice for applications requiring **reliability, durability, and precision** in hydraulic systems. Its strengths lie in its **long-term performance, ease of integration, and availability of support**, making it ideal for industrial, agricultural, or heavy machinery applications where downtime is costly.
However, if the application is **low-pressure, low-flow, or budget-sensitive**, a more cost-effective alternative might be preferable. Additionally, users must ensure they purchase from **authorized dealers** to avoid counterfeit products and invest in proper training for maintenance to maximize the valve s lifespan.
### **Recommendation**
**Buy the Vickers 867335 valve if:**- You are operating in a **high-demand, heavy-duty environment** where reliability is critical.
- Your system requires **standardized, high-quality hydraulic control** with minimal risk of failure.
- You have access to **authorized service providers** for maintenance and spare parts.
**Consider alternatives if:**- The application is **light-duty or low-pressure**, where a simpler valve would suffice.
- Budget constraints make the higher upfront cost prohibitive.
- You lack access to **proper maintenance support** for Vickers components.
For most industrial and commercial applications where performance and longevity are priorities, the Vickers valve remains a **strong, well-supported choice**. However, always verify compatibility with your specific system before purchasing.
Form, fit, and function the same, at a substantial savings. Stock Image Shown. NEW AFTERMARKET VICKERS 867335 VALVE DGMFN 5 X A2W B2W 30.