Kohler 1266657 Single Handle Cartridge 1192521 Simplice

“Cartridge for Kohler Pressure Balancing Unit GP500520” has been added to your cart. View cart

Grey plastic cartridge with white plastic square handle connection with black bottom and clear washer.

Kohler 1266657 Single Handle Cartridge 1192521 Simplice - Image 2

Kohler 1266657 Single Handle Cartridge 1192521 Simplice - Image 3

WHAT OUR CUSTOMERS SAY…

“Really great experience getting parts for my 30-year old frost free silcocks. They not only had the parts available, but they were shipped within a couple of hours. Great job, thank you! ”

-Phil R

02/08/2026

$25.17

The Kohler 1266657 is a genuine Kohler valve kit (cartridge) for various single-handle faucets. It is specifically a 25mm short valve with a tall seal, designed to ensure proper water flow and prevent leaks.

We can ship anywhere the US Postal Service ships. For orders being shipped outside the US, please contact us at (888) ASK-NOEL, noelsplumbingsupply@fuse.net, or via the text widget on this screen.

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Stop your leaky faucet instantly and restore smooth handle operation with the Genuine Kohler 1266657 Valve Kit. This authentic OEM replacement cartridge fits various single-lever kitchen and bathroom faucets, including popular models like the Kohler Simplice and Kohler Worth. Built with ceramic discs and premium CPVC materials, this 25mm short-stem valve provides a watertight, drip-free seal that extends the life of your faucet.

1266657 1192521

Valve Kit / Ceramic Cartridge
Valve kit used in various Kohler single handle faucets
25MM short valve with a tall seal
Engineered to promote product longevity
Made with premium materials for enhanced durability

Common questions about this product

Yes, this is the OEM recommended part.

If you’re not sure text us a picture 1-888-275-6635 or email us a picture at noelsplumbingsupply@fuse.net.

We will make sure you have the right part.

WHAT OUR CUSTOMERS SAY…

“Just want to say THANK YOU for your help with this! I couldn't believe the handle arrived Thursday (after ordering Wednesday). I brought it up to my dad's house Friday and just looking at it I didn't think it was going to fit....but it fit perfectly. So appreciative for your expertise and quick shipping! ”

-Ashley K.

02/04/2023