Delta Faucet Cap Assembly | Noels Plumbing Supply Inc

“Chrome Plated Trim Kit for Push Button Diverter Delta Classic Series 600” has been added to your cart. View cart

Polished chrome cap with bright brass threads.

WHAT OUR CUSTOMERS SAY…

“We were able to buy parts for our antique toilet here! Unfortunately, the toilet fell off the wall so we had to return the parts before we got the chance to use them. But returning was quick and easy! The staff is super helpful. ”

-Dori M.

09/23/2023

$15.47

The Delta Faucet RP50 is a specific cap assembly with an adjusting ring used as a repair part for various single-handle Delta kitchen and lavatory faucets. It is typically made of brass with a chrome finish and is designed for easy, no-tools-required installation.

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.

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Chrome Plated Cap Assembly for Delta

NRP50 NRP5437

The cap assembly, along with the included adjusting ring, helps apply precise pressure on the internal ball, seals, and springs to ensure proper handle movement and prevent leaks.
It is compatible with Delta 100, 200, 300, and 400 series kitchen faucets, as well as the 600 series and 1300/1400 series pressure balance faucets.
Compares to OEM RP50 RP5437
Use as a generic replacement for OEM RP50 RP5437

Common questions about this product

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.

Yes, this aftermarket part will replace your OEM part.

WHAT 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