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Moen 121551 Cold Ceramic Cartridge for 2 Handle Faucets

White plastic cartridge with brass stem black o-ring and blue washer.

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“Love Noel's Plumbing Supply! They are one of my favorite oddball plumbing parts purveyors. As a professional plumber, I rely on sites like Noel's to keep antique and rare fixtures alive. My customers and I are so grateful! ”
-Danielle E.
03/25/2026

$16.47

 

The Moen 121551 is an authentic replacement cold water ceramic disc cartridge designed for commercial two-handle faucets.

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.

SKU: 9121551 Category: Tag:

The Moen 121551 is a heavy-duty commercial-grade, cold-water ceramic disc cartridge designed for 2-handle faucets

 

121551

 

  • Fits various Moen Commercial two-handle faucets (e.g., models 8140, 8145, 8146, 8156).

 

Customer Submitted images. 

 

Common questions about this product

Is this item the original manufacturer's recommended replacement part? chevron-icon

Yes, this is the OEM recommended part.

Is this the correct item for my application? chevron-icon

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.

 

 

chat iconWHAT OUR CUSTOMERS SAY…

“After trying all over my area, I couldn't find the part for the faucet in my older house. The part I needed was found on the first try on their website and ordering was very easy. It was after hours, but someone responded to my text right away. The part was shipped the next business day. After putting the new part in the faucet works better than it has for years! ”
-Mark B.
06/25/2026
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