| Item | Part No. | Part Name | Qty | Serial No. |
| 421-U12-3100 | PRE-CLEANER | A47001-- | ||
| 1 | 421-U12-3120 | HOOD | A47001-- | |
| 2 | 421-U12-3130 | BODY | A47001-- | |
| 3 | 421-U12-3140 | CLAMP | A47001-- | |
| 4 | 421-U12-3150 | ROTOR | A47001-- | |
| 5 | 421-U12-3160 | BOLT | A47001-- | |
| 6 | 421-U12-3170 | RING | A47001-- | |
| 7 | 421-U12-3180 | BEARING | A47001-- | |
| 8 | 421-U12-3190 | BUSHING | A47001-- | |
| 9 | 421-U12-3210 | WASHER | A47001-- | |
| 10 | 421-U12-3220 | WASHER | A47001-- | |
| 11 | 421-U12-3230 | NUT | A47001-- | |
| 12 | 421-U12-3240 | BOLT | A47001-- | |
| 13 | 421-U12-3250 | NUT | A47001-- | |
| 14 | 421-U12-3260 | PLUG | A47001-- | |
| 15 | 424-U12-4120 | COVER | A47001-- | |
| 16 | 424-U12-4130 | SEAL | A47001-- | |
| 17 | 01010-81020 | BOLT | A47001-- | |
| 18 | 01643-31032 | WASHER | A47001-- | |
| 19 | 421-54-43810 | BRACKET | A47001-- | |
| 20 | 01010-81225 | BOLT | A47001-- | |
| 21 | 01643-31232 | WASHER | A47001-- |