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Technical Specifications Brand / Series: Vickers by Eaton — DG4V-5 series (20-series design) Model Code: DG4V-5-2AJ-VMU620 Valve Type: Solenoid-operated directional control valve (4-way / 3-way, depending on port/spool configuration) Mounting / Interface: Subplate / manifold mount, ISO 4401-05 (NFPA D05 / NG10) Actuation: Solenoid operated (dual/ single depending on coil config) Electrical Connection: ISO 4400 (DIN 43650) connector Flow Capacity: up to 32 US gpm (≈ 120 L/min) — depending on spool and system conditions Maximum Operating Pressure (Ports P, A, B): 315 bar (≈ 4500 psi) Tank Port Pressure Rating (T port): typically up to 160–210 bar (depending on coil type / spec) Seal Material (standard): Viton (O-rings / seals compatible with petroleum hydraulic oils) Fluid Compatibility: Petroleum-based hydraulic oils Spool Type: 2AJ (closed-center / all ports blocked in neutral, per spool code) Spool Spring Arrangement: Spring-offset (end-to-end) — spring offsets spool toward one end when solenoids are de-energized Manual Override: Plain (standard override in solenoid end only, if equipped) Valve Mount Type: Subplate / manifold mounted (D05 / NG10) Fluid Cleanliness Requirement: 19/17/14 micron code (recommended filtration) Working (Ambient) Temperature Range: from –20 °C (–4 °F) up to about +40 °C (104 °F) for certain coils (for AC coils; DC-coil variants may permit higher ambient) Valve Body Material: Cast gray-iron (robust industrial construction)