Lawn & Garden Equipment Engine Crankshaft Oil Seal 509-0040
Brand: Craftsman · Fits: 10 models · Reference price: $17.05
509-0040 is a Craftsman replacement part (lawn & garden equipment engine crankshaft oil seal). Our fitment data lists 10 models that use it.
When to replace this part
General hardware and mounting parts
Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.
Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.
Models that use this part
| Model | Brand | Appliance | Parts on file |
|---|---|---|---|
| 62720199 | Craftsman | — | 167 |
| 62720996 | Craftsman | — | 34 |
| 62720997 | Craftsman | — | 32 |
| 73911054D | Craftsman | — | 139 |
| B48G-GA020/3858C | Onan | — | 133 |
| N52M-GA019/3411A | Onan | — | 121 |
| N52M-GA019.9/3580B | Onan | — | 113 |
| B48G-GA018/3475A | Onan | — | 101 |
| B48G-GA018/3560A | Onan | — | 101 |
| BF-MS2379A | Onan | — | 52 |
Other parts for model 62720199
If you are repairing that appliance, these are the most model-specific parts on file for the same model.
Reference price and where to compare
The reference price on file for this part is $17.05. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.
Compare 509-0040 listings on Amazon