Key, Tab S/c 778640
Brand: Smith Corona · Fits: 4 models · Reference price: $2.49
778640 is a Smith Corona replacement part (key, tab s/c). Our fitment data lists 4 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 |
|---|---|---|---|
| 300 | Homelite | — | 171 |
| 400 | Echo | — | 148 |
| CXL5100(5APF) | Smith Corona | — | 36 |
| XD 4600 | Smith Corona | — | 18 |
Other parts for model 300
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 $2.49. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.
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