| Item | Part No. | Part Name | Qty | Serial No. |
| 20N-970-8102 | ARM ASS'Y,1ST | 10001- | ||
| 1 | \6\ | ARM | 10001- | |
| 2 | 20P-70-81620 | BUSHING | 10001- | |
| 2A | 20P-71-81130 | BUSHING | 10001- | |
| 3 | 07020-00000 | FITTING,GREASE | 10001- | |
| 4 | 07020-00675 | FITTING,GREASE | 10001- | |
| 5 | 07145-00035 | SEAL,DUST | 10001- | |
| 6 | 20P-970-8124 | ARM,2ND | 10001- | |
| 7 | 20P-970-8151 | BRACKET,L.H. (WELDED) | 10001- | |
| 7 | 20P-970-8161 | BRACKET,R.H. (WELDED) | 10001- | |
| 8 | 20P-970-8131 | PIN | 10001- | |
| 9 | 04082-00212 | LOCK | 10001- | |
| 10 | 01010-81225 | BOLT | 10001- | |
| 11 | 01643-31232 | WASHER | 10001- | |
| 12 | 20P-970-8142 | PIN | 10001- | |
| 13 | 426-46-12280 | PIN,LINCH | 10001- | |
| 14 | (20P-970-8202) | BREAKER ASS'Y | 10001- | |
| 15 | 21U-970-2850 | PLATE | 10001- | |
| 16 | 01010-81025 | BOLT | 10001- | |
| 17 | 01643-31032 | WASHER | 10001- | |
| 18 | 20P-970-8451 | BOLT | 10001- | |
| 19 | 20P-970-8170 | WASHER | 10001- | |
| 20 | 01580-12722 | NUT | 10001- | |
| 21 | 20P-970-7920 | SHIM, 1.0MM | 10001- | |
| 21 | 20P-970-7930 | SHIM, 2.0MM | 10001- | |
| 21 | 20P-970-7940 | SHIM, 3.0MM | 10001- | |
| 22 | 20P-970-8831 | HOSE | 10001- | |
| 23 | 20T-62-71150 | UNION | 10001- | |
| 24 | 07002-11823 | O-RING | 10001- | |
| 25 | 20C-970-2160 | CHISEL | 10001- | |
| 26 | 20P-970-8230 | PIN | 10001- | |
| 27 | 07020-00000 | FITTING,GREASE | 10001- | |
| 28 | 20P-970-8220 | PIN | 10001- | |
| 29 | 07020-00000 | FITTING,GREASE | 10001- | |
| 30 | 04082-00212 | LOCK | 10001- | |
| 31 | 01010-81230 | BOLT | 10001- | |
| 32 | 01643-31232 | WASHER | 10001- | |
| 33 | 20N-70-41270 | SPACER, 1.0MM | 10001- | |
| 34 | 20P-62-83130 | HOSE | 10001- | |
| 35 | 20P-62-83120 | HOSE | 10001- | |
| 36 | 04434-52210 | CLIP | 10001- | |
| 37 | 01435-01020 | BOLT | 10001- |