Call community home supply in Chicago. It’s a Fluhs 16 or 18 point ceramic cartridge. I’m sure a Newport brass cartridge or something similar will be correct. If not, they’ll be able to ID it from a picture.

Answer from Velobuck on Stack Exchange
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Moen Solutions
solutions.moen.com › article library
Faucet Cartridges: Shower - Moen Solutions
December 6, 2022 - How to identify which cartridge your Moen one, two or three handle bathroom tub and/or shower uses by handle operation and color images of the various cartridges.
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Equiparts
equiparts.com › faucet-cartridge-and-stem-quick-guide
Faucet Cartridge and Stem Quick Guide – Equiparts
Commercial facilities usually don’t have to worry about anti-scald at the point of the faucet because the water is already tempered. Old Style – Old style shower cartridges had a balancing spool that was separate. New Style – New style shower cartridges all have pressure balancing built in. Thermostatic Shower Valve – Thermostatic shower valves have a built in thermostatic mixing valve. We have been identifying faucet stems and cartridges for over 50 years.
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Leaky Faucet Guide
leakyfaucetguide.com › home › stem and cartridge finder
Stem and Cartridge Finder Tool Online - Leaky Faucet Guide
August 19, 2020 - Dealing with a Leaky Faucet? Welcome to the Faucet Part-Finder where finding the "Right Part" to your faucet is a Snap · Take a picture of the part with your phone
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Guillens
guillens.com › JER › pdf › OEM_Generic_Faucet_and_Shower_Valve_Cartridge_Easy_Quick_Search.pdf pdf
OEM and Generic Faucet & Shower Valve Cartridge Easy ...
Quick and easy way to identify plumbing faucet parts for the kitchen, lavatory, bidet, bar and tub and shower valves. Finding one component among over 6,000 is a · challenge so we broke them down into classification for easy filtering as 1/4 Turn Cartridges including ceramic cartridges or plastic cartridges used on two or more
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Faucetdoctorsuperstore
faucetdoctorsuperstore.com › partscatalog › pdfandimages2 › internalfaucets.pdf pdf
216 internal faucet repair Cartridges, stems and kits
Lavatory, Kitchen, Tub & Shower · CERAMIC · 1-7/8" long · One per bar coded display bag · • · • · Item # Description · Price · Stock · 26-415 · Genuine Cartridge · 41.25 · Two Handle · (RP25513) (RP24096) Lavatory & Kitchen · 1-7/8" long · Stainless steel bottom · For two handle faucets ·
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Homesteady
homesteady.com › 12401571 › how-to-identify-my-shower-faucet-cartridge
How to Identify My Shower Faucet Cartridge | Homesteady
November 20, 2021 - Easiest of all is when it says the brand name right on the faucet face. But you should also look at the bottom of the faucet, on the handles or on the round plate behind the handles.
Find elsewhere
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iFixit
ifixit.com › Guide › Identify+your+ceramic+cartridge+&+save+money › 138522
Identify your ceramic cartridge & save money - iFixit Repair Guide
This is a guide for for identifying two handled (hot & cold) tap (faucet) cartridges. Taps with separate hot and cold handles account for approx. 80% of all UK taps. Of those, around 15% still using rubber washers whilst all the rest use ceramic disc cartridges.
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Sigmafaucetparts
sigmafaucetparts.com › pages › faucet-cartridge-fundamentals
Faucet Cartridge Fundamentals – Sigma Faucet Parts
COUNTING SPLINES A quick way to ... the ridges and multiply by four. A hot ceramic disk cartridge is the same as a cold ceramic disk cartridge, except that it opens in the opposite direction....
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Sigmafaucetparts
sigmafaucetparts.com › pages › how-to-find-the-right-faucet-cartridge
How to Find the Right Faucet Cartridge – Sigma Faucet Parts
Inspect for Identification: Look for any identifying numbers or markings on the cartridge itself. These can be very helpful in identifying the correct replacement. Visit Manufacturer’s Website: Check the faucet manufacturer’s website for ...
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Reddit
reddit.com › r/homeimprovement › i need help identifying ceramic disc cartridges to replace in leaky faucet
r/HomeImprovement on Reddit: I need help identifying ceramic disc cartridges to replace in leaky faucet
March 18, 2022 -

I haven't heard back from r/plumbing so giving it a go here. The previous owners of my home installed a faucet I'm unfamiliar with and it has ceramic disc cartridges.

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My local hardware stores think these are Pfister, and don't stock the model, but I assume many companies make replacement parts. I haven't found a clear marking on them, so I haven't been able to identify them. Anyone recognize these?

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Wanhai-cn
wanhai-cn.com › home › resources › blog
How to Identify the Correct Premier Shower Faucet Cartridge for Your Model - NINGBO WANHAI CARTRIDGE TECHNOLOGY CO.,LTD.
March 8, 2024 - To identify the correct cartridge for your particular model, you need to locate the product information or model number. This information is generally engraved on the faucet trim plate, base, or handle.
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Plumbing Zone
plumbingzone.com › home › forums › professional plumbers forum › residential plumbing
Old style tub faucet cartridge Identification | Plumbing Zone - Professional Plumbers Forum
I guess I will have them order those or at least show me a picture. I just keep finding the wrong one online. It's a semi generic 1/2" ceramic cartridge with bonnet threads but it has a longer, chrome stem with fewer splines than normal.
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DIY Home Improvement
diychatroom.com › home › forums › home improvement › plumbing
Shower Cartridge - Need Help Identifying | DIY Home Improvement Forum
Take cartridge to plumbing supply/hardware/box store and try to match it up, sometimes you can identify the brand that way. Perhaps someone else will quickly recognize it and respond. ... It looks to be a Delta Monitor 17, but I'd check it against one at the store to be sure. Make DIY repairs a quick and easy task by using this Delta Monitor Tub and Shower Cartridge.
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Leaky Faucet Guide
leakyfaucetguide.com › home
Repair and Replace your Leaky Faucet - Leaky Faucet Guide
May 12, 2025 - Identify your faucet type · One-Handle Faucet · Two Handle Faucet · One-Handle Tub/Shower Faucet · Two-Three Handle Tub/Shower Faucet · Identify your 0-ring size · O-Ring · Identify your handle style · Handles · Privacy Policy ·
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Allthumbsdiy
allthumbsdiy.com › plumbing › how-to-identify-a-faucet-brand
How to Identify A Faucet Brand
JavaScript is required to access this website · Please enable JavaScript and disable any ad blockers or browser extensions that may interfere · Loading… · Please wait while we verify you're not a bot…
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Pfister Faucets
pfisterfaucets.com › parts-support › replacement-parts › category › cartridges
Category
Stuff happens–sometimes even when you buy a great faucet and install it correctly. If something seems to be wrong with your Pfister product, we’ve got answers to common issues to help you out · 1-800-PFAUCET (1-800-732-8238)
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Cfgonline
cfgonline.com › cfg-101 › cartridges
Ceramic Cartridges - CFG 101
Ceramic disk cartridges are used in all CFG faucets. ... A consistently smooth handle feel with precise control of water for the life of the faucet. Improved stop strength. Ability to withstand use and abuse, even under hard-water conditions. Cartridge commonality across all one-handle, two-handle, tub/shower kitchen and bath products.