Rotary 3403 Blade replaces these OEM part numbers:
| Bad Boy | 038-5350-00 |
| Encore | 483035 |
| Gravely | 00878100 |
| Gravely | GDU10230 |
| Great Dane | D18086 |
| Lesco | 021871 |
| Oregon | 91-266 |
| Oregon | 91-620 |
| Oregon | 94-125 |
| Prime Line | 7-04763 |
| Prime Line | 7-04979 |
| Prime Line | 7-06325 |
| Prime Line | 7-06373 |
| SCAG | 48110 |
| SCAG | 481706 |
| SCAG | 482461 |
| SCAG | 482877 |
| SCAG | A48110 |
| Stens | 300-914 |
| Stens | 301-005 |
| Stens | 302-016 |
| Stens | 302216 |
| Stens | 310-003 |
| Stens | 310-045 |
| Stens | 310-177 |
| Stens | 310-197 |
| Stens | 315-868 |
| Stens | 330-696 |
| Stens | 340-109 |
| Stens | 340-172 |
| Stens | 340-612 |
| Stens | 340-874 |
| Sunbelt | B1SB3403 |
| Toro | 107-3196-03 |
| Toro | 133-2137 |
| Windsor | 50-1900 |
| Windsor | 50-1905 |
| Windsor | 50-1940 |
| Wright | 71440002 |