These cartridges are not interchangeable.
Bathroom faucet cartridge identification.
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How to use a faucet valve stem cartridge identification chart use a caliper or ruler and measure the cartridge.
In order to determine the type of cartridge your faucet will use remove the handle.
If the broach is d shaped you may have a delta faucet on your hands.
Observing this part of your faucet is often a good way to at least narrow down the brand possibilities as different companies have different broach sizes and shapes.
Identify delta faucets by their d shaped broach.
Manufacturer logo or model number.
Do this by measuring from the base to the tip from seat to splines.
Faucets used a 1224 b prior to 3 2014.
The 1224 is a white cartridge with a white stem.
The supply line is located below the sink countertop bath rim or behind the bowl of a bidet.
Cartridge length and shape.
The model number is printed on a tag that is attached to the cold water supply line of the faucet.
Depending on the condition of your original faucet you may have to use multiple methods to identify the correct parts.
The model number or part number is typically preceded by p n in the image above the model number is 6227 v3 aa.
Spline teeth count on broach.