Sigma 18.07.056 Single Handle Faucet Cartridge

chat iconWHAT OUR CUSTOMERS SAY…

“Really great experience getting parts for my 30-year old frost free silcocks. They not only had the parts available, but they were shipped within a couple of hours. Great job, thank you! ”
-Phil R
02/08/2026

$43.17

 

The 18.07.056 is a single-lever ceramic faucet cartridge primarily manufactured by Sigma (also associated with Hydroplast as the B35 model). It is a standard 35mm replacement part used in various single-handle kitchen and bathroom 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: 26431-3 Category: Tags: ,

 

Ensure a drip-free seal with this genuine Sigma Faucet replacement part. This ceramic disc cartridge is engineered for 1/4 turn operation, providing smooth handle rotation and long-lasting durability against mineral buildup.

 

B35     18.07.056

 

  • 35 MM Diameter
  • 2 3/4″ length

 

Customer submitted images. 

 

 

Common questions about this product

Is this item the original manufacturer's recommended replacement part? chevron-icon

Yes, this is the OEM recommended part.

Is this the correct item for my application? chevron-icon

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.

 

 

Will this item replace the original OEM part? chevron-icon

Yes, this aftermarket part will replace your OEM part. 

chat iconWHAT OUR CUSTOMERS SAY…

“I texted him a picture of the shower part from the 50’s I needed and he was able to identify it immediately. I ordered it and it showed up in two days! Very knowledgeable and friendly! ”
-Jim F.
02/04/2026