Whirlpool 3951744
Whirlpool Washer Agitator Instruction Manual
Model: 3951744
Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your Whirlpool Washer Agitator. Please read thoroughly before proceeding to ensure safe and effective use.
Product Overview
Product Description
The Whirlpool Agitator (WP3951744) is a genuine OEM replacement part designed for Whirlpool washing machines. It is responsible for the back-and-forth movement, or agitation, of the contents within the washer tub during cycles. This part replaces original part numbers 3951744 and PS11742049.
Key Features
- Genuine OEM (Original Equipment Manufacturer) part, designed and engineered to exact specifications.
- Rotates back and forth inside the tub to agitate washer contents.
- Replaces part numbers 3951744 and PS11742049.
- Ensures proper movement and cleaning performance.
- Manufactured by Whirlpool for reliable performance.
Product Images

The Whirlpool Washer Agitator (WP3951744) is a white, central component designed to fit inside the washing machine tub. It features a tall, fluted column with a wider base, responsible for creating the washing action. A small, separate white plastic component, likely an agitator dog or cam, is shown alongside it.

This image displays the white Whirlpool Washer Agitator against a grey grid background, providing a clear view of its structure. A small, translucent yellow-tinted plastic part, possibly an internal gear or cam, is positioned to the left of the agitator, indicating its role as a replaceable component.
Official Product Video
This official video from Whirlpool Corporation explains the benefits and importance of using genuine OEM (Original Equipment Manufacturer) parts for your Whirlpool appliances. It highlights how these parts are specifically designed, tested, and crafted to ensure optimal performance, longevity, and a perfect fit, unlike non-genuine aftermarket alternatives.
Setup
Before Installation
Safety First: Always disconnect the appliance from all utilities (power, water) prior to any service or repair. It is recommended to use safety equipment such as gloves and eye protection.
Consult Owner's Manual: Refer to your washing machine's owner's manual to confirm part numbers and for specific instructions, as some repairs may require a trained service professional.
Installation Steps (General Guidance)
- Access the Agitator: Open the washer lid and locate the agitator in the center of the tub.
- Remove the Old Agitator: Depending on your model, this may involve removing a cap, a bolt (often 7/16 inch), or simply pulling the agitator upwards. Some agitators have plastic grooves that wear down, making removal easier.
- Clean the Shaft: Ensure the agitator shaft is clean and free of debris before installing the new part.
- Install the New Agitator: Align the new agitator with the shaft and push it down firmly until it seats properly. If a bolt was removed, re-secure it.
- Test Functionality: Reconnect utilities and run a test cycle to ensure the new agitator functions correctly.
Operating
Normal Operation
Once installed, the agitator will function automatically as part of the washing machine's normal cycles. Its primary role is to create the necessary water movement for effective cleaning of laundry.
Observing Agitation
During a wash cycle, the agitator should rotate back and forth, moving the clothes through the water and detergent. If the agitator is not moving or is moving sluggishly, refer to the troubleshooting section.
Maintenance
Regular Inspection
Periodically inspect the agitator for any signs of wear, cracks, or damage. Ensure it is securely attached to the washer shaft.
Cleaning
Clean the agitator and the inside of the washer tub regularly to prevent buildup of detergent residue, lint, or mold. Use a mild detergent and a soft cloth.
Avoiding Overloading
Do not overload the washing machine, as this can put excessive strain on the agitator and other internal components, potentially leading to premature wear or damage.
Troubleshooting
Common Issues and Solutions
| Problem | Possible Cause | Solution |
|---|---|---|
| Agitator not moving or moving slowly | Worn agitator splines/dogs | Replace the agitator. |
| Loud noises during agitation | Loose agitator or internal component issue | Ensure agitator is securely fastened. If noise persists, consult a service professional. |
| Clothes not getting clean | Insufficient agitation | Check agitator for proper movement. Avoid overloading. |
If issues persist after attempting these solutions, it is recommended to contact a qualified appliance service technician.
Specifications
Product Details
- Manufacturer: Whirlpool
- Part Number: 3951744
- Item Weight: 4.3 pounds
- Product Dimensions: 14.1 x 13.6 x 23.3 inches
- Item Model Number: 3951744
- Color: White
- Replaces: 3951744, PS11742049
- Included Components: Single WP3951744 Whirlpool FSP Washer Agitator
Warranty and Support
Warranty Information
This Whirlpool Agitator comes with a 1 Year Warranty. Please retain your proof of purchase for warranty claims.
Customer Support
For further assistance, technical support, or to locate authorized service professionals, please visit the official Whirlpool website or refer to the contact information provided in your original appliance's owner's manual.
Why Choose Genuine Parts?
Whirlpool Corporation emphasizes the use of genuine OEM parts for optimal performance and longevity of your appliance. Non-genuine aftermarket parts may not meet Whirlpool's rigorous design and durability standards.

This graphic emphasizes the importance of OEM (Original Equipment Manufacturer) parts. It states that OEM parts are designed specifically by the manufacturer for their products. The image includes the 'W Parts' logo for Whirlpool Corporation, along with logos for associated brands: Whirlpool, Maytag, KitchenAid, and Amana, highlighting the family of brands that use genuine parts.
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