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Single Handle Faucet Cartridge for Olympia 3900003 FL02GJ

Green and tan plastic cartridge with red limit stop white square handle connection and black rubber seal.
Single Handle Faucet Cartridge for Olympia 3900003 FL02GJ - Image 2
Green and tan plastic cartridge with red limit stop white square handle connection and black rubber seal.
Single Handle Faucet Cartridge for Olympia 3900003 FL02GJ - Image 4

chat iconWHAT OUR CUSTOMERS SAY…

“Made a purchase online (I live in a different state). They were super responsive and helpful. I literally had the item in my hand within 24 hours. Simply amazing service! ”
-Craig S.
01/05/2021

$27.47

 

The Olympia 3900003 (also referenced as OP-390003) is a single-lever ceramic faucet cartridge used for repairing leaks or controlling water flow in specific kitchen, lavatory, and shower faucets.

We can ship anywhere the US Postal Service ships. For orders being shipped outside the US, please contact us at (888) ASK-NOEL, asknoel@noelsplumbingsupply.com, or via the text widget on this screen.

The Olympia 3900003 (OP-390003) is a single-handle ceramic disc faucet cartridge designed for repairing leaks and controlling water flow in specific kitchen and bathroom sink faucets. This durable, easy-to-install cartridge is used in Olympia faucet models, including K5020/K5025, to ensure consistent performance.

 

3900003    FL02GJ

 

  • Fits numerous single-handle kitchen and shower faucets for Pioneer and Olympia.
  • 2 3/8″ Length
  • 35 MM diameter
  • Square broach

 

This cartridge has replaced the original yellow and red cartridge below. 

 

Bright yellow and tan cartridge with red limit stop white square handle connection and grey rubber seal.

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.

 

 

chat iconWHAT 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
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