![CONTROL VALVE FOR OPEN-CENTER HYDRAULIC SYSTEM [A17] John Deere Parts scheme](http://c1.a2109.com/jdeere/t/t190/t19040_________un01jan94.png "CONTROL VALVE FOR OPEN-CENTER HYDRAULIC SYSTEM [A17] John Deere catalog part")
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Parts on group CONTROL VALVE FOR OPEN-CENTER HYDRAULIC SYSTEM [A17]:
| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | U40972 | [1] | Nut | |
| 2. | U40959 | [1] | Screw | |
| 3. | A3190R | [2] | O-Ring | 7/8" O.D. X 11/16" I.D. |
| 4. | U40966 | [1] | Spring | |
| 5. | U40960 | [1] | Plunger | |
| 6. | R31136 | [1] | Back-Up Ring | (SUB FOR U40963) |
| 7. | R10093 | [1] | O-Ring | 7/16" O.D. X 5/16" J.D. |
| 8. | AU40609 | [1] | Seat | |
| 9. | AU40608 | [1] | Pressure Relief Valve | |
| 10. | U40969 | [1] | Washer | |
| 11. | U40973 | [4] | Cap Screw | |
| 12. | 15H561 | [1] | Pipe Plug | HEX. CTSK., 1/2" |
| 13. | AU40550 | [1] | Port Plate | |
| 14. | U15973 | [7] | O-Ring | (BETWEEN SECTIONS) |
| 15A. | U40956 | [3] | Resistor | (SUB AU40970) |
| 15B. | AU40970 | [3] | Check Valve | |
| 16. | AU40546 | [3] | Housing | VALVE, STABILIZER AND BUCKET |
| 17. | ........ | [4] | Washer | (SUB AU40970 OR AU40971) |
| 18. | ........ | [3] | Restrictor | (SUB AU40970) |
| 19. | U40951 | [1] | Check Valve | |
| 20. | AU40548 | [1] | Housing | VALVE, BOOM |
| 21. | M4125T | [21] | O-Ring | (BETWEEN SECTIONS) |
| 22. | AU40547 | [1] | Housing | VALVE, SWING |
| 23. | ........ | [1] | Restrictor | PLATE, (SUB AU40971) |
| 24A. | U40957 | [1] | Restrictor | CHECK, (SUB AU40971) |
| 24B. | AU40971 | [1] | Check Valve | |
| 25. | 15H690 | [1] | Pipe Plug | HEX. CTSK., 3/4" |
| 26. | AU40551 | [1] | Housing | VALVE, OUTLET |
| 27. | AU40549 | [1] | Housing | VALVE, CROWD |
| ... | AU40614 | [1] | Seal Kit | O-RING FOR BETWEEN SECTIONS |
| ... | AU40438 | [1] | Valve | CONTROL, SIX-SECTION, COMPLETE |