| Item | Part No. | Part Name | Qty | Serial No. |
| 421-40-42211 | WHEEL ASSEMBLY | |||
| OR | ||||
| 421-40-42210 | WHEEL ASSEMBLY | |||
| 421-40-42220 | WHEEL ASSEMBLY | |||
| 1 | 421-40-42350 | WHEEL | ||
| 2 | 421-40-42310 | INSERT | ||
| 3 | 421-40-42320 | BOSS | ||
| 4 | 421-40-42330 | PLATE | ||
| 5 | 421-40-42340 | PLATE | ||
| 421-40-42360 | COVER | |||
| 6 | 421-40-42370 | COVER | ||
| 7 | 421-40-42380 | SEAL | ||
| 8 | 421-40-42390 | SCREW | ||
| 9 | 421-40-42410 | KNOB | ||
| 10 | 421-40-42420 | CAP | ||
| 11 | 421-40-42430 | BUSHING | ||
| 12 | 421-40-42440 | BOLT | ||
| 13 | 421-40-42450 | NUT | ||
| 14 | 421-40-42460 | PIN | ||
| 15 | 421-40-42470 | WASHER | ||
| 16 | 421-40-42480 | SCREW | ||
| 421-40-42230 | PAD ASSEMBLY | |||
| 17 | 421-40-42510 | PAD | ||
| 18 | 421-40-42520 | SPRING LOCK | ||
| 421-40-42240 | NEEDLE ASSEMBLY | |||
| 19 | 421-40-42530 | NEEDLE | ||
| 20 | 421-40-42540 | SPRING |