| Item | Part No. | Part Name | Qty | Serial No. |
| 21N-30-00023 | TRACK ROLLER ASS'Y,SINGLE FLANGE | 10460- | ||
| \0\21N-30-00022 | TRACK ROLLER ASS'Y,SINGLE FLANGE | 10096-10459 | ||
| \3\21N-30-00021 | TRACK ROLLER ASS'Y,SINGLE FLANGE | 10092-10095 | ||
| (21N-30-00022,21N-30-16230(2)) | ||||
| 21N-30-00020 | TRACK ROLLER ASS'Y,SINGLE FLANGE | 10001-10091 | ||
| 1 | 21N-30-16111 | ROLLER,TRACK | 10460- | |
| 1 | \3\21N-30-16110 | ROLLER,TRACK | 10001-10459 | |
| (21N-30-16111,21N-30-16221(2)) | ||||
| 2 | 21N-30-16140 | BUSHING | 10001- | |
| 3 | 21N-30-16210 | SHAFT | 10096- | |
| 3 | 21N-30-16130 | SHAFT | 10001-10095 | |
| 4 | 07052-21624 | PLUG | 10001- | |
| 21N-30-00040 | FLOATING SEAL ASS'Y | 10001- | ||
| 5 | \6\ | SEAL,SEAL | 10001- | |
| 6 | \6\ | O-RING | 10001- | |
| 7 | 07000-05100 | O-RING | 10001- | |
| 8 | 21N-30-16221 | COLLAR | 10460- | |
| 8 | 21N-30-16220 | COLLAR | 10096-10459 | |
| 8 | 21N-30-16150 | COLLAR | 10001-10095 | |
| 9 | 21N-30-16170 | RING | 10096- | |
| 9 | 21N-30-16170 | RING | 10092-10095 | |
| 9 | 21N-30-16170 | RING | 10001-10091 | |
| 9A | 21N-30-16230 | KEY | 10096- | |
| 10 | 01011-83030 | BOLT | 10001- | |
| 11 | 01643-33080 | WASHER | 10001- | |
| 12 | 21N-30-16240 | SHIM | 10446- | |
| 12 | 21N-30-16250 | SHIM | 10446- | |
| 12 | 21N-30-16260 | SHIM | 10446- |