Jining Donghong Machinery Co., Ltd
dhparts.com provide spare parts for BOP Control Unit/Surface Mounted BOP for manufacturers BPMF,GGPMF,SANYI
Our website: www.dhparts.com
Email us: spareparts1960@foxmail.com
Mobile:0086-189-5407-9939
JYS21,25 Pressure reducing and regulating valve 
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| Item | Part Name | Part No. | 
| 1 | Locking handle | 9161100003 | 
| 2 | Hand wheel | 9161100001 | 
| 3 | Hidden hex-flat end srew | 4201030190 | 
| 4 | Hexangular thin nut | 4204000140 | 
| 5 | Adjusting screw | 9161100002 | 
| 6 | Spring foundation | 9161100008 | 
| 7 | Orienting sleeve | 9161200010 | 
| 8 | O ring | 5303001270 | 
| 9 | Oil-inlet flange | 9161100014 | 
| 10 | Hidden hex srew | 4201120250 | 
| 11 | Valve body | 9161100011 | 
| 12 | Conneting rod | 9161200010 | 
| 13 | Cylinder pin | 4207010080 | 
| 14 | O ring | 5303001040 | 
| 15 | Retaining ring | 9161100020 | 
| 16 | Sealing case | 9161200015 | 
| 17 | Spring | 9161200016 | 
| 18 | Waving spring | 9161100022 | 
| 19 | Oil-drain sealing ring | 9161100021 | 
| 20 | O ring | 5303001350 | 
| 21 | Plunger | 9161100024 | 
| 22 | Hidden hex srew | 4201120090 | 
| 23 | O ring | 5303001330 | 
| 24 | Down plug | 9161100018 | 
| 25 | Flange | 9161100024 | 
| 26 | Oil-outlet flange | 9161100025 | 
| 27 | Hidden hex screw | 4201120240 | 
| 28 | O ring | 5303001180 | 
| 29 | Spring adjusting cover | 9161101000 | 
| 30 | O ring | 5303001130 | 
| 31 | Pressure reducing sealing ring | 9161200017 | 
| 32 | Big spring | 9161100006 | 
| 33 | O ring | 5303001010 | 
| 34 | Oil-inlet plunger | 9161200019 | 
| 35 | Small sping | 9161100007 | 
| 36 | Spring director | 9161200005 | 
| 37 | Bearing | 4301000060 | 
| 38 | Bearing cover | 9161200014 | 
| 39 | Sealing plunger | 9161100004 | 
| 40 | Elastic retaining ring for rod | 4206020150 |