W11504429 - Genuine OEM Whirlpool Refrigerator Lokring Tube Coupler, 0.295" - 0.250" Brass Reducer

W11504429 – Genuine OEM Whirlpool Refrigerator Lokring Tube Coupler (0.295" → 0.250" Brass Reducer)

Authoritative Overview

The W11504429 Genuine OEM Whirlpool Refrigerator Lokring Tube Coupler (0.295" to 0.250") is a precision-engineered refrigerator sealed-system component designed to securely connect refrigerant lines of different diameters. Manufactured by Whirlpool, this OEM brass reducer coupler ensures a tight, leak-resistant connection within the refrigeration system.

This part is widely used across Whirlpool, KitchenAid, Maytag, and Jenn-Air refrigerators, making it a critical component for sealed-system repairs.
Available from Appliance Kingdom in Canada, it ships quickly nationwide, helping technicians and repair professionals restore cooling performance with confidence.

If your refrigerator has refrigerant leaks, cooling inconsistencies, or requires sealed-system servicing, replacing a faulty Lokring coupler is often essential for restoring proper operation.

Function & Importance

The Lokring tube coupler plays a vital role in the refrigerator’s sealed refrigerant system:

• Connects two refrigerant tubes of different diameters (reducer function)

• Creates a permanent, leak-proof mechanical seal without brazing

• Maintains proper refrigerant flow and system pressure

This OEM brass coupler is engineered for high-pressure refrigerant environments, ensuring durability and reliability. A compromised or improperly fitted coupler can result in:

• Refrigerant leaks

• Loss of cooling efficiency

• Compressor strain or failure

• System contamination

Using a genuine OEM Lokring ensures precise fitment, correct compression sealing, and long-term system integrity.

Common Symptoms Indicating Replacement

A faulty or leaking Lokring coupler can cause:

• Refrigerator not cooling properly

• Gradual or sudden loss of refrigerant

• Ice buildup or inconsistent temperatures

• Hissing sounds near tubing connections

• Failed pressure/vacuum tests during servicing

If your refrigerator is undergoing sealed-system repair or shows signs of refrigerant leakage, replacing this coupler is often a necessary and effective solution.

Compatibility Guidance

• Designed for refrigerator sealed-system applications only

• Compatible with Whirlpool-family brands (Whirlpool, Maytag, KitchenAid, Jenn-Air)

• Works with specific tubing sizes (0.295" to 0.250")

Always verify your appliance model number and sealed-system specifications before ordering to ensure correct fitment.

Replaces Part Numbers

The following replacements are verified from authoritative parts suppliers:

• W10890114

• W10895738

Key Features & Benefits

• Genuine OEM Whirlpool component

• Precision Lokring compression technology (no brazing required)

• Brass construction for durability and corrosion resistance

• Designed for high-pressure refrigerant systems

• Ensures leak-free, long-lasting connections

• Ideal for professional technicians and sealed-system repairs

Installation Overview

Installation Complexity: Advanced

• Requires specialized Lokring tools for proper compression

• Must be installed in a clean, contamination-free sealed system

• Proper sizing and alignment are critical

Recommendation:
Due to the technical nature of sealed-system repairs and refrigerant handling, professional installation is strongly recommended.

Canada-Wide Availability & Trusted Supply

Appliance Kingdom supplies genuine OEM parts across Canada, ensuring:

• Fast, reliable nationwide shipping

• Trusted sourcing for Canadian appliance standards

• Dependable support for technicians, landlords, and homeowners

Buyer Confidence & Assurance

• 100% Genuine OEM Whirlpool part

• Engineered for precise sealed-system performance

• Eliminates leaks and ensures refrigerant system integrity

• Expert support available to confirm compatibility before purchase