W11399437 Genuine OEM Washer Drain Pump
- Sku:
- W11399437
- Vendor:
- Whirlpool
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W11399437 Genuine OEM Washer Drain Pump
Genuine OEM W11399437 Washer Drain Pump Assembly
The Genuine OEM Whirlpool W11399437 is the drain pump assembly for select Whirlpool and Maytag washers. It pumps the water out of the washer during the drain stage of the cycle. When the pump fails or clogs, the washer may not drain properly, leave water in the drum, or stop partway through a cycle.
This is the original Whirlpool part, not an aftermarket equivalent. It is sold as an assembly, which may include more than one component, so check the parts diagram for your model to confirm what comes with it. Check your model number before ordering.
Quick Answer
The Genuine OEM W11399437 Washer Drain Pump Assembly replaces a failed or clogged drain pump on a compatible Whirlpool or Maytag washer. Replaces W11259498. Classic symptoms: the washer won't drain, leaves water in the drum, or stops mid-cycle.
When To Replace This Part
- Washer won't drain or leaves water in the drum
- Washer stops or won't advance after the wash cycle
- Drain pump is noisy, leaking or seized
Cross Reference Information
Part numbers can change over a product's lifecycle as manufacturers update designs or release new appliance models. For your convenience, we've included any known superseded, alternate, or cross-reference part numbers that match this item.
Replaces Part Numbers
This drain pump assembly replaces or supersedes the following part numbers:
W11399437 replaces W11259498, AP6974144, 10minON50minOFF, Hanyu B25-3A04, AWP44240, EAP12731241, PD00058225, PS12731241
If your old pump shows a different number, contact our support team and we'll check whether it matches.
Compatibility
This drain pump assembly is listed for select Whirlpool and Maytag washers, including these examples:
- Maytag MVW6200KW1, MVW6200KW2, MVW4505MW1, MVW4505MW2
- Maytag MVW6230RHW2, MVW6230RHW3, MVW6230HW3
- Maytag MVW5035MW1, MVW6500MW0, MVWC565FW3
Note: The models above are a sample, not a full list. Whirlpool uses other drain pumps on other washers, so check your full model number against your parts diagram, or contact our support team to verify fit before ordering.
Key Features
- Genuine OEM Whirlpool part, not an aftermarket equivalent
- Drain pump assembly that removes water during the drain stage
- Replaces the earlier W11259498 part number
- Sold individually
Product Specifications
| Part Number | W11399437 |
| OEM Part Number | W11399437 |
| Part Type | Washer Drain Pump Assembly |
| Condition | Genuine OEM |
| Manufacturer | Whirlpool |
| Quantity | 1 Assembly |
| Application | Select Whirlpool and Maytag Washers |
Installation Notes
Frequently Asked Questions
My washer won't drain. Is the pump the fix?
Often, but not always. A clogged drain hose or filter, a kinked hose, or a wiring or control problem can cause the same symptom, so check those before replacing the pump.
Is this an OEM or aftermarket part?
This is a genuine OEM part from Whirlpool, not an aftermarket equivalent.
What comes in the assembly?
It is a drain pump assembly and may include more than one part. Check the parts diagram for your model, or contact our support team and we'll confirm before you order.
Will this fit my washer?
It is listed for many Whirlpool and Maytag washers, but the model list above is only a sample. Check your full model number against your parts diagram, or contact our support team and we'll verify it before you order.
Shop With Confidence
A U.S.-based appliance parts retailer specializing in genuine OEM and high-quality replacement parts. We stock components for all major appliance brands and offer fast shipping from our U.S. warehouse. Our team is available to help verify compatibility before you purchase.
Model Compatibility
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⚠️ This is a partial compatibility list. Always verify your appliance model number before ordering. Contact our support team if you’re unsure.