Hot Ceramic Cartridge for Altmans Phylrich & Sigma OLC3 CI 18.30.030

Bright brass cartridge with black oring white ceramic discs and red bottom washer.

WHAT OUR CUSTOMERS SAY…

“Order received and installed. Thank you very much (spoken mentally in my best Elvis voice). Really is nice to know that there is still a business out there that's got their act together! Appreciate the quick service and correct parts shipping. Thanks again.. jP ”

-Jack P.

04/02/2026

$39.27

The Altmans OLC3 CI is a specific hot ceramic cartridge used as a replacement part for Altmans brand faucets. It is a 1/4-turn brass ceramic cartridge designed for the hot water side of a two-handle faucet and is also compatible with certain Phylrich and Sigma 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: 80092 Category: Two Handle Ceramic Cartridges Tags: Altmans, Paul, Phylrich, Sigma Faucet

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The Altmans, Phylrich, and Sigma Hot Ceramic Cartridge (Part 18.30.030 / OLC3 CI) is a high-precision replacement valve designed to restore leak-free performance to high-end bathroom and kitchen faucets.

OLC3 CI 18.30.030

Hot side ceramic cartridge (clockwise to close, counter-clockwise to open).
Used on Altmans faucets, and cross-compatible with some Phylrich (LC499HNL) and Sigma (18.30.030) models.
1/4-turn
2 5/8″ length
16 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…

“Thank you the faucet works perfectly. When i spoke to American Valve they told me "no one makes a replacement stem". Good customer service.!!! Thanks again ”

-Joe B.

08/01/2024