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WOODWARD · HYDRAULIC CONTROL
9904-575
Large Hydraulic 3-Way Valve
The Woodward 9904-575 is associated with the large hydraulic three-way valve family used in governor-related hydraulic control applications. Its role is centered on hydraulic flow management within a controlled prime-mover system, where dependable valve response can directly affect fuel or steam control behavior.
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01 / TECHNICAL PROFILE
Built Around
Hydraulic Control |
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CORE DATA
9904-575 at a glance
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02 / APPLICATION & SYSTEM ROLE
Where 9904-575 Matters
The 9904-575 is relevant where a Woodward hydraulic governor arrangement depends on controlled oil flow to support prime-mover regulation. In a turbine or engine control system, the hydraulic valve path is part of a larger chain linking the governor, actuator and fuel or steam regulating mechanism.
WHY THIS PART IS OFTEN SEARCHED
Unexpected governor response, unstable hydraulic control, abnormal valve behavior or difficulty restoring the original hydraulic control path can lead maintenance teams to check the installed valve assembly and its exact part number.
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DOWNTIME RISK
A small valve issue can affect a larger control loop.
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When a hydraulic governor path cannot deliver the intended control response, the consequence may extend beyond the valve itself: the prime mover may fail to respond correctly to speed or load changes, forcing troubleshooting or controlled shutdown. For critical rotating equipment, restoring the correct valve configuration quickly can therefore reduce prolonged maintenance downtime.
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TEAM / EXPERIENCE
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AMIKON · 20 YEARS OF INDUSTRIAL EXPERIENCE
Two Decades of
Keeping Industry Moving Founded in Hong Kong in 2005, Amikon has grown through two decades of work with industrial automation components and control-system spare parts. Our product range covers PLC, HMI, DCS, panel control, industrial PC and VFD-related equipment, supporting customers who need dependable access to automation hardware.
From hard-to-source components to established automation platforms, our focus is practical: help customers keep critical systems running.
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| 20 YEARS Since 2005 |
INDUSTRIAL AUTOMATION PLC · DCS · HMI · VFD · IPC |
GLOBAL CUSTOMER SUPPORT Parts sourcing & order assistance |
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READY TO CHECK 9904-575?
Send the complete part and application details for a faster configuration check.
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REQUEST A QUOTE |
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03 / BUYER FAQ
Questions Before
Replacement The important point with an older hydraulic control component is not simply finding a matching number. The complete installed arrangement needs to make sense.
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04 / SAME SERIES
Related 9904 Family Numbers
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Other 9904-series numbers can appear in the same maintenance environment, but the suffix and complete configuration remain important. Examples include:
These numbers should be treated as related 9904-family references, not automatic substitutes for 9904-575.
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| 6RY1703-0FA12 | 6SE7031-7HG84-1JA1 | KJ1631X1-BA2 | 6SE7038-6GL84-1BG0 | KL3002X1-BA1 |
| 7002CTYNSULP4 | VE4070 | 6SE7090-0XX84-0AF0 | 183A7825P1 | 6RY1703-0EA02 |
| LSN80-8TX-ES | 6EC1660-3A | CLV440-0010 | 6SE7090-0XX84-0AB0 | C98043-A7017-L1 |
| KL4101X1-BA1 | CE6049M02 | A5E00430140 | 6SE7022-6TC84-1HF3 | RWS150A-24 |
| 5X00501G01 | C98043-A7001-L2 | 5X00105G16 | 9125DAV | 6SX7010-0FJ50 |
| KJ3231X1-BA1 | KC3030X1-BA3 | RSD-500C-24 | 3A99158G01 | KL1606X1-BC1 |
| KL3103X1-BA1 | 6RY1703-0AA01 | 6SE7031-4HE85-1JA0 | A5E00430139 | VE4035S2B4 |
| 6RY1803-0CA24 | 6RY1701-0AA04 | 6SL3053-0AA00-3AA1 | 6RY1803-0CA03 | KL4510X1-DA1 |
| 1C31232G01 | CSHFD8X-Z---04G | KJ3004X1-BA1 | 6SE7090-0XX84-0AJ0 | 1955565-E |
| 364393300 | 809-112 | KC4011X1-BL1 | 6SE7038-6GL84-1BG2 | 5X00105G14 |
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06 / QUOTE CHECKLIST
Give Us the Details That Matter
For a configuration check and quotation, please provide the following five items.
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DELIVERY
3–5 Days
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WARRANTY
12 Months
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PACKING
Brand New
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DELIVERY WAY
E-packing / FedEx / EMS / TNT / DHL / UPS
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PAYMENT
T/T
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CONDITION
New
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RETURN CARE
Return / Replacement
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Please contact us within 7 days after receiving the items if any issue requires attention.
For a return, the item should remain in its original condition and the reason for return should be clearly provided. Once the returned item is received and checked, a return or replacement can be arranged according to the case.
Shipping costs associated with the return are the responsibility of the buyer.
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07 / CONTACT AMIKON
Let's Check
9904-575 Together Send the complete part number, quantity, destination, required date and machine/system details. We can then focus the quotation on the actual replacement requirement.
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WOODWARD 9904-575 · LARGE HYDRAULIC 3-WAY VALVE
For replacement planning, always match the complete part number and installed hydraulic configuration.
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