Product Description
Rexroth R900587557 SV20PA1-4X/M
The Rexroth R900587557 SV20PA1-4X/M is a high-performance, pilot-operated check valve designed for reliable, leak-free blocking of one actuator port. As a sandwich plate valve, it is engineered for vertical stacking assemblies, allowing for compact and efficient hydraulic system design. This size 20 valve features a porting pattern compliant with ISO 5781 standards, ensuring easy integration and interchangeability. The SV20PA1-4X/M is built for demanding applications, providing precise control and long-lasting durability in various industrial hydraulic systems. This specific model includes a measuring port in port P for convenient system diagnostics and monitoring.
Technical Specifications:
- Model Code: SV20PA1-4X/M
- Component Series: 4X
- Valve Type: Pilot-operated check valve, sandwich plate design
- Size: 20 (NG20)
- Maximum Operating Pressure: 315 bar (4568 psi)
- Maximum Flow: 300 l/min (79 GPM)
- Cracking Pressure: 0.5 bar (7.3 psi)
- Mounting: Subplate mounting, porting pattern to ISO 5781

Rexroth R900587557 SV20PA1-4X/M
Order the genuine Rexroth R900587557 SV20PA1-4X/M pilot-operated check valve. Size 20 sandwich plate valve for leak-free hydraulic control up to 315 bar, with a max flow of 300 l/min.








