| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 21D-61-16101 | 2nd BOOM CYLINDER, ASSY. | 5006335-5006531 | |
| 2 | 21D-61-16120 | PISTON ROD | 5006335-5006531 | |
| 3 | 21D-61-16170 | BUSHING | 5006335-5006531 | |
| 4 | 21D-09-13110 | SCREW | 5006335-5006531 | |
| 5 | 21D-09-73700 | SPRING WASHER | 5006335-5006531 | |
| 6 | 21D-61-16130 | COVER | 5006335-5006531 | |
| 7 | 21D-61-12140 | RING | 5006335-5006531 | |
| 8 | 21D-61-16140 | CYLINDER HEAD | 5006335-5006531 | |
| 9 | 21D-61-16150 | PISTON | 5006335-5006531 | |
| 10 | 21D-61-13150 | FLANGE | 5006335-5006531 | |
| 11 | 21D-61-16110 | CYLINDER | 5006335-5006531 | |
| 12 | 21D-61-16180 | BUSHING | 5006335-5006531 | |
| \12 | 21D-61-16160 | KIT, GASKET | 5006335-5006531 | |
| 13 | \6\ | GASKET | 5006335-5006531 | |
| 14 | \6\ | GASKET | 5006335-5006531 | |
| 15 | \6\ | O-RING | 5006335-5006531 | |
| 16 | \6\ | RING | 5006335-5006531 | |
| 17 | \6\ | GASKET | 5006335-5006531 | |
| 18 | \6\ | O-RING | 5006335-5006531 | |
| 19 | \6\ | RING | 5006335-5006531 | |
| 20 | \6\ | GASKET | 5006335-5006531 | |
| 21 | \6\ | GASKET | 5006335-5006531 | |
| 22 | \6\ | O-RING | 5006335-5006531 | |
| 23 | \6\ | RING | 5006335-5006531 | |
| 24 | \6\ | RING | 5006335-5006531 | |
| 25 | \6\ | GASKET | 5006335-5006531 | |
| 26 | 21D-09-53120 | FLANGE | 5006335-5006531 | |
| 27 | 21D-09-69870 | O-RING | 5006335-5006531 | |
| 28 | 21D-62-15830 | FLANGE | 5006335-5006531 | |
| 29 | 21D-09-69870 | O-RING | 5006335-5006531 | |
| 30 | 01252-40830 | SCREW | 5006335-5006531 | |
| 31 | 21D-09-73690 | SPRING WASHER | 5006335-5006531 | |
| 32 | 21D-09-89140 | FITTING | 5006335-5006531 | |
| 33 | 21D-09-89300 | FITTING | 5006335-5006531 |