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…

“After trying all over my area, I couldn't find the part for the faucet in my older house. The part I needed was found on the first try on their website and ordering was very easy. It was after hours, but someone responded to my text right away. The part was shipped the next business day. After putting the new part in the faucet works better than it has for years! ”

-Mark B.

06/25/2026

$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