| Item | Part No. | Part Name | Qty | Serial No. |
| 6631-51-5000 | OIL FILTER ASS'Y | 23020- | ||
| 1 | 6610-51-5100 | CASE,FILTER | 23020- | |
| 3 | 6610-51-5640 | PLUG | 23020- | |
| 4 | 6631-51-4520 | PLUG | 23020- | |
| 6610-51-5050 | ELEMENT ASS'Y | 23020- | ||
| 5 | \6\ | ELEMENT | 23020- | |
| 6 | 6610-51-5620 | O-RING | 23020- | |
| 7 | 02894-07201 | O-RING | 23020- | |
| 8 | 6610-51-5610 | SUPPORT,UPPER | 23020- | |
| 9 | 6610-51-5530 | COUPLING,HALF | 23020- | |
| 10 | 6610-51-5520 | COUPLING,HALF | 23020- | |
| 11 | 02010-20532 | BOLT | 23020- | |
| 12 | 02310-11020 | WASHER,SPRING | 23020- | |
| 13 | 6610-51-5510 | COVER,FILTER | 23020- | |
| 14 | 6610-51-5630 | SPRING | 23020- | |
| 15 | 6631-51-4520 | PLUG | 23020- | |
| 16 | 6600-01-3241 | ELBOW | 23020- | |
| 17 | 02701-31006 | ELBOW | 23020- | |
| 18 | 6610-51-5710 | BAND,BYPASS FILTER | 23020- | |
| 19 | 6610-51-5720 | BAND | 23020- | |
| 20 | 02010-20419 | BOLT | 23020- | |
| 21 | 02310-10916 | WASHER,SPRING | 23020- | |
| 22 | 02205-10406 | NUT | 23020- | |
| 23 | 09644-00120 | PLATE¤ INSTRUCTION,(JAPANESE-ENGLISH) | 30793- | |
| \0\6610-81-1343 | PLATE¤ INSTRUCTION,(JAPANESE-ENGLISH) | 23020-30792 | ||
| 6610-81-1642 | PLATE¤ INSTRUCTION,(ENGLISH) | 23020- |