Check Valve
See part K339 in the diagram
Part # MJX31616801·LG

Check Valve

The MJX31616801 is a check valve for LG appliances. Basic tools needed. Compare prices from top sellers.

Moderate Repair

Fits LG appliances

LG

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Price Comparison

4 stores · Updated May 18, 2026
RepairClinicLowest
$3.66
4.4(3.1k)Preorder
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Part Advantage
$5.66
4.8(728)Preorder
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ApplianceParts Pro
$6.95
4.8(21.9k)Preorder
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PartSelect
$14.65
4.5(13.6k)Preorder
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MJX31616801 is an original equipment manufactured (OEM) part. Ensure optimal performance of your LG washer with this high-quality check valve, designed specifically for LG appliances. This essential valve & float component plays a crucial role in maintaining the proper flow of water, preventing backflow and ensuring efficient operation during wash cycles. Crafted from durable materials, this product not only meets OEM standards but also contributes to the longevity of your washing machine. Installation is straightforward, making it a hassle-free option for DIY repairs and maintenance. Trust this reliable part to deliver consistent results, keeping your laundry routine running smoothly. Compatible exclusively with LG washers, it's the perfect replacement for those experiencing issues with water drainage. Improve your appliance's efficiency today with this dependable check valve.

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