| Item | Part No. | Part Name | Qty | Serial No. |
| 22B-944-0021 | SHORT ARM ASS'Y | 4501- | ||
| 1 | \6\ | ARM | 4501- | |
| 2 | 202-973-6321 | BRACKET (WELDED) | 4501- | |
| 3 | 202-973-6331 | BRACKET (WELDED) | 4501- | |
| 4 | 21J-70-22310 | BUSHING | 4501- | |
| 5 | 203-70-42182 | BUSHING | 4501- | |
| 6 | 21J-70-22320 | BUSHING | 4501- | |
| 7 | 07020-00900 | FITTING,GREASE | 4501- | |
| 8 | 07020-00000 | FITTING,GREASE | 4501- | |
| 9 | 02756-20513 | HOSE | 4501- | |
| 10 | 02756-20413 | HOSE | 4501- | |
| 11 | 203-943-5620 | ELBOW,L.H. | 4501- | |
| 12 | 203-943-5130 | ELBOW,R.H. | 4501- | |
| 13 | 01010-81020 | BOLT | 4501- | |
| 14 | 01643-31032 | WASHER | 4501- | |
| 15 | 02782-10422 | ELBOW | 4501- | |
| 16 | 02783-10422 | ELBOW | 4501- | |
| 17 | 02896-11012 | O-RING | 4501- | |
| 18 | 02783-10522 | ELBOW | 4501- | |
| 19 | 02782-10522 | ELBOW | 4501- | |
| 20 | 02896-11015 | O-RING | 4501- | |
| 21 | 07002-12034 | O-RING | 4501- | |
| 22 | 07002-12434 | O-RING | 4501- | |
| 23 | 02756-20405 | HOSE | 4501- | |
| 24 | 02756-20505 | HOSE | 4501- | |
| 25 | 203-70-42121 | PIN | 4501- | |
| 26 | 21W-70-11310 | PLATE | 4501- | |
| 27 | 01010-81230 | BOLT | 4501- | |
| 28 | 01643-31232 | WASHER | 4501- | |
| 29 | 21Y-70-14790 | SPACER, 1.0MM | 4501- | |
| 30 | 21Y-70-14820 | SPACER, 2.0MM | 4501- | |
| 31 | 07020-00675 | FITTING,GREASE | 4501- | |
| 32 | 202-70-52121 | PIN | 4501- | |
| 33 | 21Y-70-14710 | SPACER, 1.0MM | 4501- | |
| 34 | 205-70-66580 | PLATE | 7793- | |
| 34 | 21W-70-11310 | PLATE | 4501-7792 | |
| 35 | 01010-81230 | BOLT | 4501- | |
| 36 | 01643-31232 | WASHER | 4501- | |
| 37 | 22B-70-12230 | SEAL,DUST | 4501- | |
| 38 | 21W-70-41440 | SEAL,DUST | 4501- |