Diaphragm seat 383988
| No. | Part Name | Part Number | Qty | Description |
| 2 | Companion flange | 383633 | 1 | |
| 3 | Selector fork | 383989 | 1 | |
| 4 | Selector shaft | 384135 | 1 | |
| 6 | Slide dog | 1523087 | 2 | (384124) |
| 7 | Clevis pin | 952694 | 2 | |
| 8 | Split pin | 907819 | 2 | |
| 9 | Return spring | 383960 | 1 | |
| 10 | Clevis pin | 913125 | 1 | |
| 11 | Split pin | 907824 | 1 | |
| 13 | Diaphragm seat | 383988 | 1 | |
| 14 | Diaphragm sleeve | 383971 | 1 | |
| 15 | Hexagon nut | 957018 | 2 | |
| 16 | Selector bar | 383970 | 1 | L=70mm |
| 17 | Set screw | 962942 | 1 | |
| 18 | Diaphragm | 383972 | 1 | |
| 19 | Cover | 1523096 | 1 | (383963) |
| 20 | Hexagon screw | 955269 | 6 | For 1570594 |
| 21 | Switch | 1578076 | 1 | |
| 22 | Protecting casing | 1522008 | 1 | |
| 23 | Hose | 941405 | 1 | L=25mm |
| Item | Part Name | Part No. |
| 13 | Diaphragm seat 383988 | 383988 |
| Details | |
| Engine model | RAN181 RAN181, RAN280 |
| Application | Differential Lock Differential Lock RA N1 81 FA N2 80 |
Tags: Diaphragm seat, Volvo Penta, 383988