| Item | Part No. | Part Name | Qty | Serial No. |
| 21Y-70-00010 | BOOM ASS'Y,1ST | 1001- | ||
| 1 | \6\ | BOOM,1ST | 1001- | |
| 2 | 21K-70-99890 | BUSHING | 1001- | |
| 3 | 07145-00080 | SEAL,DUST | 1001- | |
| 4 | 07020-00000 | FITTING,GREASE | 1001- | |
| 5 | 07145-00080 | SEAL,DUST | 1001- | |
| 21Y-70-00020 | BOOM ASS'Y,2ND | 1001- | ||
| 6 | \6\ | BOOM,2ND | 1001- | |
| 7 | 21Y-70-14190 | BUSHING | 1001- | |
| 8 | 07020-00675 | FITTING,GREASE | 1001- | |
| 9 | 07020-00000 | FITTING,GREASE | 1001- | |
| 10 | 22W-44-13660 | ELBOW | 1001- | |
| 11 | 07020-00900 | FITTING,GREASE | 1001- | |
| 12 | 20Y-25-11270 | ELBOW | 1001- | |
| 13 | 07145-00110 | SEAL,DUST | 1001- | |
| 14 | 21Y-70-12212 | BRACKET,3RD | 2347- | |
| 21Y-70-12211 | BRACKET,3RD | 1001-2346 | ||
| 14A | 07049-01012 | PLUG | 1001- | |
| 21Y-70-00110 | LINK ASS'Y,SUB | 1001- | ||
| 15 | \6\ | LINK,SUB | 1001- | |
| 16 | 07144-10606 | BUSHING | 1001- | |
| 17 | 07145-00060 | SEAL,DUST | 1001- | |
| 18 | 07020-00675 | FITTING,GREASE | 1001- | |
| 19 | 07020-00900 | FITTING,GREASE | 1001- |