| High Stage Regulator system parts |
| OEM Part Number | PMA Part Number | Part Description |
| 3163811-5 | 3163811JP-5 | Poppet |
| 3163812-4 | 3163812JP-4 | Guide |
| 3171939-1 | 3171939JP-1 | Diaphragm |
| 3172227-4 | 3172227JP-4 | Poppet |
| 3172557-6 | 3172557JP-6 | Diaphragm Assembly |
| 3177934-1 | 3177934JP-1 | Poppet & Guide |
| 3181748-1 | 3181748JP-1 | Poppet |
| 3181768-1 | 3181768JP-1 | Poppet & Guide |
| 63002121-1 | 63002121JP-1 | Poppet & Seat |
| 63002251-1 | 63002251JP-1 | Poppet & Housing Set |
| 7206339-1 | 7206339JP-1 | Diaphragm |
| 858891-30 | 858891JP-30 | Actuating Rod |