| Item | Part No. | Part Name | Qty | Serial No. |
| 21Y-70-00072 | ARM ASS'Y | 6821- | ||
| 21Y-70-00071 | ARM ASS'Y | 5001-6820 | ||
| 1 | 21Y-70-13112 | ARM | 6821- | |
| 1 | 21Y-70-13111 | ARM | 5001-6820 | |
| 2 | 203-70-56130 | BUSHING | 5001- | |
| 3 | 203-70-56150 | BUSHING | 5001- | |
| 4 | 203-70-42182 | BUSHING | 5001- | |
| 5 | 07020-00675 | FITTING,GREASE | 5001- | |
| 6 | 07020-00000 | FITTING,GREASE | 5001- | |
| 7 | 07145-00070 | SEAL,DUST | 5001- | |
| 8 | 21W-70-41440 | SEAL | 6121- | |
| 8 | 203-70-33210 | SEAL | 5001-6120 | |
| 9 | 21W-70-11190 | PIN | 5001- | |
| 10 | 205-70-66580 | PLATE | 6821- | |
| 10 | 21W-70-11310 | PLATE | 5001-6820 | |
| 11 | 01010-81230 | BOLT | 5001- | |
| 12 | 01643-31232 | WASHER | 5001- | |
| 13 | 21Y-70-14790 | SPACER, 1.0MM | 5001- | |
| 14 | 21Y-70-14820 | SPACER, 2.0MM | 5001- | |
| 15 | 07049-01215 | PLUG | 5001- | |
| 16 | 21Y-70-14180 | PIN | 5001- | |
| 17 | 21Y-70-14710 | SPACER, 1.0MM | 5001- | |
| 18 | 205-70-66580 | PLATE | 6821- | |
| 18 | 21W-70-11310 | PLATE | 5001-6820 | |
| 19 | 01010-81230 | BOLT | 5001- | |
| 20 | 01643-31232 | WASHER | 5001- |