Does this faucet stem look familiar?

[Weary_landlord]

 

[Weary_landlord]

Sorry couldn't add text to OP. I feel like someone thought it might be Chicago years ago. My local hardware store thought it was replaceable by some Pfister stems but they didn't fit (diameter a hair too small, couldn't thread them.) The seats are an even bigger problem...

 

[Sponsor]

 

[Tuttles Revenge]

Not one that I'm familiar with.

This site has been helpful to me for ID'ng parts.

Hard To Find Plumbing Parts Online | Genuine Replacement Parts for Faucets and Showers

Your place for hard to find plumbing parts online! Specializing in parts from all manufacturers including Toto, Flushmate, Jacuzzi, American Standard, Geberit, Faucet, Kohler, Grohe, Balboa, Harden, PF2, and more.

www.guillens.com

 

[Jeff H Young]

looks like the gerber someone posted few days ago lasco s1047-3 might be it