Parker’s highly versatile 2/2-way seat valves series D4S for in-line mounting are designed for directional control functions and feature numerous options. A large variety of poppets, springs and covers – including shuttle valves, stroke limiters, solenoid valves (VV01) and position control – allows to design individual hydraulic solutions for nominal flow up to 600 l/min.
Markets:
• Industrial
Benefits:
• Proven, robust design – ensures reliable operation
• Individual configurability, various function options – useable for numerous applications
• Good price-performance ratio – fast return of investment
• Short delivery time – no warehousing necessary
• Leak-free seat valve design
• 2 body designs
– L-body (2-port)
– T-body (3-port)
• Numerous pilot options
• 6 poppet types
• 4 port sizes
– G ½”, G 1″ for T-body
– G ¾”, G 1 ¼” for L-body
Applications:
• Suitable for general hydraulic applications
Technical Specifications
| Product Series | Seat valve |
| Mounting Type | Pipe mounting |
| Mounting Position | Unrestricted |
| Actuation Type | Oil pilot, solenoid |
| Maximum Operating Pressure | Ports A, B 350; port Y 140 / ports A, B 350; port Y 10 bar |
| Function | 2-way |
| Maximum Flow Rate | Depending on size, 180 to 600 L/min |
| Maximum Operating Temperature | 60 °C |
| Minimum Operating Temperature | -20 °C |
| For Fluid Type | Hydraulic oil according to DIN 51524, water glycol |
| Seal Material | NBR, FPM |
| Weight | T-body, size 03/ 3.2; T-body, size 06/ 6.6; L-body, size 06/ 3.3; T-body, size 10/5.6 kg |
| Body Material | Cast iron |
Parker Series D4S 2/2-Way Seat Valve for In-line Mounting Service Manual
Parker Series D4S 2/2-Way Seat Valve for In-line Mounting Service Manual
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