| Item | Part No. | Part Name | Qty | Serial No. |
| 20U-910-0010 | BLADE ASS'Y | 3401- | ||
| 1 | \6\ | BLADE | 3401- | |
| 2 | 20U-910-1131 | BRACKET,L.H. (WELDED) | 3401- | |
| 3 | 20U-910-1141 | BRACKET,R.H. (WELDED) | 3401- | |
| 4 | 20U-910-1151 | BRACKET,CENTER (WELDED) | 3401- | |
| 5 | 20U-910-1190 | BUSHING | 3401- | |
| 6 | 20T-71-22220 | EDGE | 3401- | |
| 7 | 20U-910-1980 | EDGE | 3401- | |
| 8 | 02090-10845 | BOLT | 3401- | |
| 9 | 02290-10813 | NUT | 3401- | |
| 10 | 01643-31445 | WASHER | 3401- | |
| 11 | 20U-910-1160 | PIN | 3401- | |
| 12 | 20U-910-1171 | PIN | 3401- | |
| 13 | 20U-910-1181 | PIN | 3401- | |
| 14 | 20U-910-1360 | BUSHING | 3401- | |
| 15 | 20U-910-1370 | COLLAR | 3401- | |
| 16 | 20U-910-1280 | COLLAR | 3401- | |
| 17 | 20U-910-1290 | BUSHING | 3401- | |
| 18 | 20S-70-31180 | SPACER | 3401- | |
| 19 | 01010-51230 | BOLT | 3401- | |
| 20 | 01643-31232 | WASHER | 3401- | |
| 21 | 07020-00675 | FITTING,GREASE | 3401- | |
| 22 | 20R-70-11270 | SPACER, 1.0MM | 3401- |