Product Overview
The Eaton Vickers DGMC-5-Y-PK-30 is a modular pressure relief valve from the proven DGMC series, engineered for direct sandwich mounting onto ISO 4401 / CETOP interface subplates and manifold blocks. As a pilot-operated pressure control valve, it safeguards hydraulic circuits by limiting maximum system pressure and diverting excess flow to tank once the adjustable set point is reached. The “5” size designation corresponds to a CETOP 5 (NG10) mounting pattern, while the “Y” adjustment option provides a hand-knob style pressure setting, and the “PK” suffix denotes the specific spring range and pressure adjustment configuration. This modular design allows the valve to be stacked between directional control valves and subplates without additional piping, making it an ideal choice for compact, high-integrity industrial hydraulic power units.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Modular Pressure Relief Valve (Pressure Control Valve) |
| Model Designation | DGMC-5-Y-PK-30 |
| Mounting Interface | CETOP 5 / ISO 4401-05 / NG10 Modular Sandwich Pattern |
| Operating Pressure | Up to 315 bar (standard industrial grade, dependent on spring range) |
| Pressure Adjustment | “Y” Hand-Knob / Adjustable Screw with Locknut |
| Spring Range | “PK” Designation — Standard Pressure Range (consult factory for exact bar setting) |
| Design Number | 30 Series (interchangeable with prior 30-series modular valves) |
| Seal Material | NBR (Buna-N) — compatible with mineral-based hydraulic fluids |
| Mounting & Connection | Sandwich mount between subplate and directional valve; no external piping required |
Engineering Features & Advantages
- Precision Pressure Control: Pilot-operated poppet/spool design delivers accurate, repeatable pressure limiting with minimal override and hysteresis, protecting downstream components from pressure spikes.
- Modular Sandwich Construction: Direct CETOP 5 / NG10 interface enables stacking with directional, flow control, and check valves, dramatically reducing manifold size and plumbing complexity.
- Adjustable Hand-Knob (“Y” Option): Allows quick, tool-free field adjustment of the relief set point with a locking mechanism to prevent drift under vibration.
- Industrial Reliability: Hardened internal components and robust cast body are built for continuous operation under severe industrial conditions, including high cycle rates and contaminated environments.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original Eaton standards, allowing straightforward retrofit into existing hydraulic systems without rework.
Typical Industrial Applications
This modular design allows the valve to be stacked between directional control valves and subplates without additional piping, making it an ideal choice for compact, high-integrity industrial hydraulic power units.
PRODUCT IMAGES



Eaton Vickers DGMC-5-Y-PK-30 Modular Pressure Relief Valve
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Shop the genuine Eaton Vickers DGMC-5-Y-PK-30 Solenoid Operated Directional Control Valve. This USA-made 24V DC hydraulic component features a 4-way 3-position spring-centered design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.