| Item | Part No. | Part Name | Qty | Serial No. |
| 21W-26-00100 | SWING MACHINERY A. | 4001-6500 | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.N1200-51A0 AND N1200-52A0. | ||||
| 1 | 21W-26-41190 | CASE | 4001-6500 | |
| 2 | 21W-26-41160 | SHAFT | 4001-6500 | |
| 3 | 21W-26-41240 | BEARING | 4001-6500 | |
| 4 | 07012-00075 | SEAL,OIL | 4001-6500 | |
| 5 | 21W-26-41230 | BEARING | 4001-6500 | |
| 6 | 21W-26-41281 | SPACER | 4001-6500 | |
| 7 | 21W-26-41290 | SEAL,OIL | 4001-6500 | |
| 8 | 21W-26-41310 | PIPE | 4001-6500 | |
| 9 | 07042-30312 | PLUG | 4001-6500 | |
| 10 | 21W-26-41180 | CARRIER | 4001-6500 | |
| 11 | 21W-26-41250 | PIN | 4001-6500 | |
| 12 | 20S-26-71250 | PIN | 4001-6500 | |
| 13 | 21W-26-41140 | GEAR | 4001-6500 | |
| 14 | 09232-02525 | BEARING | 4001-6500 | |
| 15 | 201-26-71270 | WASHER,THRUST | 4001-6500 | |
| 16 | 04064-02512 | RING,SNAP | 4001-6500 | |
| 17 | 21W-26-41270 | WASHER,THRUST | 4001-6500 | |
| 18 | 21W-26-41170 | CARRIER | 4001-6500 | |
| 19 | 201-26-71220 | SHAFT | 4001-6500 | |
| 20 | 21W-26-41120 | GEAR | 4001-6500 | |
| 21 | 424-15-12580 | BEARING | 4001-6500 | |
| 22 | 21W-26-41260 | WASHER,THRUST | 4001-6500 | |
| 23 | 21W-26-41111 | GEAR | 4001-6500 | |
| 24 | 21W-26-41130 | GEAR | 4001-6500 | |
| 25 | 21W-26-41150 | GEAR,RING | 4001-6500 | |
| 26 | 07049-01620 | PLUG | 4001-6500 | |
| 27 | 04020-01638 | PIN | 4001-6500 |