| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-43-31602 | KNOB ASS'Y | B20037-B20199 | ||
| 20Y-43-31601 | KNOB ASS'Y | B20001-B20036 | ||
| 1 | 20Y-43-31611 | KNOB | B20037-B20199 | |
| 20Y-43-31610 | KNOB | B20001-B20036 | ||
| 2 | 20Y-43-31620 | COVER | B20001-B20036 | |
| 3 | 20Y-43-31632 | PLATE | B20037-B20199 | |
| 20Y-43-31631 | PLATE | B20001-B20036 | ||
| 4 | 01023-60412 | SCREW | B20001-B20199 | |
| 5 | 20Y-43-31640 | CAP | B20001-B20199 | |
| 6 | 01010-80616 | BOLT | B20001-B20199 | |
| 7 | 01643-30623 | WASHER | B20001-B20199 |