Diverter Stem for Harcraft Tub & Shower Faucets P416 3420

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Bright brass stem with black rubber o-rings and white plastic bottom.

WHAT OUR CUSTOMERS SAY…

“I sent in photos of a broken cartridge (still installed, couldn’t take it out myself due to water shut-off restrictions in a condo) and even with the limited view they were able to tell me the exact part I needed so I could have it ready for the plumber (meaning I didn’t need to pay for a plumber to come out twice!!) ”

-Alaina W.

06/27/2026

$26.47

The Harcraft P416 and 3420 models are specific part numbers for diverter stems used in Harcraft 3-handle tub and shower faucets. These components are essential for switching water flow between the bathtub spout and the showerhead.

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: 12518A Category: Cartridges & Stems Tag: Harcraft

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Restore or upgrade your bathroom with the timeless reliability of the Harcraft P416 and 3420 series. Designed for precision and longevity, this three-handle system provides independent control over hot and cold water, paired with a central diverter for seamless transitions between the bathtub and shower.

P416 3420

4 1/4″ Length
12 Point Broach

Common questions about this product

Yes, this aftermarket part will replace your OEM 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…

“I have been here a few times. And I have found it the most helpful and best place I've been to in this area. They explain to me what I need not what I'm trying to tell them what I want. Would recommend to anybody who needed help and plumbing parts. ”

-Joey F