Rexroth SV20PA1-4X/M Hydraulic Check Valve
Buy the Rexroth SV20PA1-4X/M (R900587557) pilot-operated hydraulic check valve. Size 20, for subplate mounting with a max pressure of 315 bar. Provides leak-free load holding and smooth operation with pre-opening feature.
Rexroth SV20PA1-4X/M Hydraulic Check Valve
The Rexroth SV20PA1-4X/M is a high-performance, pilot-operated check valve designed for subplate mounting. It provides reliable, leak-free blocking of flow in one direction, essential for applications requiring load holding, such as in presses, lifting equipment, and industrial machinery. The valve allows free flow from port A to B while blocking the reverse flow. The blocked passage from B to A can be opened by applying sufficient pilot pressure to port X. This model, part of the 4X series, features pre-opening for smooth, shock-free decompression before the main poppet opens, enhancing system stability and longevity. Manufactured to Rexroth’s stringent quality standards, this valve ensures dependable operation in demanding hydraulic systems.
Technical Specifications:
- Component Series: 4X
- Size: 20
- Maximum Operating Pressure: 315 bar (4568 psi)
- Maximum Flow: 300 l/min (79 GPM)
- Mounting: Subplate mounting, Porting pattern according to ISO 5781
- Cracking Pressure: 0.5 bar (7.3 psi)
- Feature: With pre-opening (Code M)

| Brand | Rexroth |
|---|---|
| Model | SV20PA1-4X/M |
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