Lawn & Garden Equipment Lock Nut 73800400
Brand: Murray · Fits: 22 models · Reference price: $2.93
73800400 is a Murray replacement part (lawn & garden equipment lock nut). Our fitment data lists 22 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 |
|---|---|---|---|
| 96112003800 | Murray | — | 29 |
| 96112003900 | Murray | — | 29 |
| M3520S | Murray | — | 29 |
| MA35N20S | Murray | — | 27 |
| PO35N20S | Murray | — | 27 |
| 96112000801 | Rally | — | 25 |
| RA375N20S | Rally | — | 23 |
| PM35TN20SA | Poulan | — | 13 |
| 96117000100 | Murray | — | 12 |
| 917386400 | Craftsman | — | 10 |
| 96112003300 | Murray | — | 10 |
| 96112003301 | Murray | — | 24 |
| 96114000103 | Rally | — | 22 |
| 96112002201 | Rally | — | 14 |
| 20112X92E0 | Murray | — | 13 |
| 20112X92E1 | Murray | — | 13 |
| 96114000104 | Rally | — | 11 |
| 96112008800 | Weed Eater | — | 10 |
| 96112008900 | Weed Eater | — | 10 |
| 96114000102 | Rally | — | 9 |
| RA35N20S | Rally | — | 9 |
| 917330760 | Craftsman | — | 7 |
Part numbers it replaces
The manufacturer lists 73800400 as the replacement for these earlier part numbers. Substitute parts can look different from the original but serve the same function.
Other parts for model 96112003800
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 $2.93. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.
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