HRSB Rongsheng 7 1/16〃-10,000 Ram Assembly parts
HRSB Rongsheng Double Ram BOP 2FZ18-70 P/N: RS11959.00A
HRSB Rongsheng Single Ram BOP FZ18-70 P/N: RS11958.00A
Table 2：Ram Assembly parts list
| Item | 1 | 2 | 3 | 4 |
| Name | Ram Assembly | Top seal | Front seal packer | Ram block |
| Size | 1 | 1 | 1 | 1 |
| Blind C.S. O | RS11958.35.00A | RS11180.35.03 | RS11180.35.02a | RS11958.35.01A |
| 2 3/8″ | RS11958.35.00D | RS11180.35.02d | RS11958.35.01D | |
| 2 7/8″ | RS11958.35.00B | RS11180.35.02b | RS11958.35.01B | |
| 3 1/2″ | RS11958.35.00C | RS11180.35.02c | RS11958.35.01C | |
| 4 1/2″ | RS11958.35.00F | RS11180.35.02f | RS11958.35.01F | |
| 4″ | RS11958.35.00J | RS11180.35.02J | RS11958.35.01J | |
| 2 7/8″-3 1/2″ | RS11958.35.00H | RS11180.35.02h | RS11958.35.01H | |
| Φ8 Cable | RS11958.35.00G | RS11180.35.02g | RS11958.35.01G | |
| Φ5.6 Cable | RS11958.35.00I | RS11180.35.00i | RS11958.35.01I | |
| Φ12 Cable | RS11958.35.00E | RS11180.35.02e | RS11958.35.01E |
Shear Ram Assembly Parts List:
| Item | Part No. | Name | Qty | Remark |
| 1 | 11180.35.03 | Ram top seal | 2 | |
| 2 | 11181.06E.03 | Shear ram knife body seal | 1 | |
| 3 | 11958.13.01 | Shear ram upper ram block | 1 | |
| 4 | 11958.13.04 | Shear Ram Bonnet seal I | 2 | |
| 5 | 11958.13.03 | Shear Ram Bonnet seal II | 2 | |
| 6 | 11958.13.02 | Shear Ram Lower Ram Block | 1 |
able 7：Piston seal parts list
| Item | Part No. | Name | Qty |
| 1 | RS11157.17 | Table 8 BONNET Combined Seal Parts List | 1 |
| 2 | RS11157.20 | Table 8 BONNET Combined Seal Parts List | 1 |
| 3 | FZ897.1.8 | Piston seal | 2 |
| 4 | RS11180.27 | Yx type seal ring | 2 |
| 5 | GB3452.1 | O-ring seal 70X5.3 | 3 |
BONNET Combined Seal Parts List
| Item | Name | Part No | Qty |
| Bonnet Seal Assembly | RS11198.17.00 | 1 | |
| 1 | Bonnet Seal frame | RS11198.17.01 | 1 |
| 2 | Rubber Spring | RS11198.17.02 | 2 |
| 3 | O Ring | RS11198.17.03 | 2 |
HRSB Rongsheng Double Ram BOP 2FZ18-70 Parts List
| Item | Part NO. | Qty. | Part No. |
| 1 | Body | 1 | RS11958.05A |
| 1A | Body | 1 | RS11959.05A |
| 2 | Ram assembly | 1Pair | |
| 3 | Bonnet seal | 2 | RS11198.17.00 |
| 4 | O-ring seal 46.2X5.3 | 4 | GB3452.1 |
| 5 | Bonnet | 2 | RS11958.04 |
| 6 | O-ring seal 60X5.3 | 4 | GB3452.1 |
| 7 | O-ring seal 236X7 | 4 | GB3452.1 |
| 8 | Piston seal | ||
| 9 | piston | 2 | RS11958.06A |
| 10 | Close Bonnet piston rod | 2 | RS11958.10A |
| 11 | O-ring seal 80X5.3 | 8 | GB3452.1 |
| 12 | Cylinder | 4 | RS11958.09A |
| 13 | Cylinder | 2 | RS11958.07 |
| 14 | Cylinder head | 2 | RS11958.02A |
| 15 | Locking lever | 2 | RS11958.08 |
| 16 | Shield | 2 | RS11958.01 |
| 17 | Screw M16X40 | 8 | GB/T5783 |
| 18 | M27 cap nut | 16 | RS11832.02 |
| 19 | M27 cylinder coupling bolt | 16 | RS11958.03A |
| 20 | Open the Bonnet piston rod | 2 | RS11958.10A |
| 21 | Bonnet bolt | 8 | RS11157.27 |
| 22 | Plug R1/2″ | 8 | RS11180.13 |
| 23 | O-ring seal 35X3.1 | 2 | GB3452.1 |
| 24 | Inlet flange | 2 | RS11157.16 |
| 25 | Plug NPT 1″ | 2 | F9301.29 |
| 26 | Screw M14X25 | 8 | GB/70.1 |
| 27 | Guide rod | 4 | RS11958.14 |
Easy wear parts list
| Item | Name | Qty | Part No. | Remark |
| 1 | Bonnet Seal | 2 | RS11198.17.00 | Table 8 |
| 2 | O Ring 46.2X5.3 | 4 | GB3452.1 | |
| 3 | O Ring 60X5.3 | 4 | GB3452.1 | |
| 4 | O Ring 236X7 | 4 | GB3452.1 | |
| 5 | O Ring 80X5.3 | 8 | GB3452.1 | |
| 6 | O Ring 70X5.3 | 6 | GB3452.1 | |
| 7 | O Ring 35X3.1 | 2 | GB3452.1 | |
| 8 | Ram shaft Seal | 2 | RS11157.17 | |
| 9 | Piston Seal | 4 | FZ897.1.8 | |
| 10 | Yx Type Seal | 4 | RS11180.27 | |
| 11 | O Ring 70X5.3 | 6 | GB3452.1 |