| Item | Part No. | Part Name | Qty | Serial No. |
| 21J-60-13131 | VALVE ASS'Y,STEERING | 1001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1689-01A0 AND Y1689-02A0. | ||||
| 21J-60-00020 | ORBITROL ASS'Y | 1001- | ||
| 1 | STBL0523A | CONTROL ASS'Y | 1001- | |
| 2 | ST370 | SPRING | 1001- | |
| 3 | ST15 | PIN | 1001- | |
| 4 | ST7970 | PLATE | 1001- | |
| 5 | ST5126 | DRIVE | 1001- | |
| 6 | ST8436-5 | GEROTOR | 1001- | |
| 7 | ST6901S-3 | SPACER | 1001- | |
| 8 | ST6901S-9 | SPACER | 1001- | |
| 9 | ST8438S-1 | CAP,END | 1001- | |
| 10 | \6\ | O-RING (KIT) | 1001- | |
| 11 | \6\ | O-RING (KIT) | 1001- | |
| 12 | ST5389-15 | SCREW | 1001- | |
| 13 | ST5389R-015 | SCREW,RETAINER | 1001- | |
| 14 | STBA0097A | BALL | 1001- | |
| 15 | STBA0096A | SCREW,ADAPTER | 1001- | |
| ST64009 | BEARING | 1001- | ||
| 16 | ST8329 | RACE | 1001- | |
| 17 | ST5544 | BEARING | 1001- | |
| 18 | \6\ | SEAL,OIL (KIT) | 1001- | |
| 19 | \6\ | O-RING (KIT) | 1001- | |
| 20 | ST8703 | BUSHING | 1001- | |
| 21 | ST14317 | RING | 1001- | |
| 22 | \6\ | SEAL,DUST (KIT) | 1001- | |
| SERVICE KIT | ||||
| STBA0273A | SERVICE KIT,ORBITROL | 1001- | ||
| 10 | \6\ | O-RING | 1001- | |
| 11 | \6\ | O-RING | 1001- | |
| 18 | \6\ | SEAL,OIL | 1001- | |
| 19 | \6\ | O-RING | 1001- | |
| 22 | \6\ | SEAL,DUST | 1001- |