Pioneer X-4400005 Pressure Balance Spool

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“I had a specific problem finding the right part for my toilet repair, and the gentlemen at Noel's not only had the part in stock, but took the time to explain that I was looking for the wrong part for my problem. My HERO! Thank you! ”
-Teresa M.
11/11/2020

$44.27

 

The Pioneer X-4400005 is a pressure balance spool used as a replacement part for single-handle tub and shower valves. It is designed to maintain steady water temperature and prevent sudden fluctuations (scald protection) during use.

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SKU: 20512 Categories: , Tag:

Restore your shower’s safety with the Pioneer X-4400005. This crucial internal spool, measuring 2 3/8 inches in length, balances hot and cold water pressure to prevent dangerous temperature spikes and scalding in single-handle shower systems.

 

X-4400005

 

  • It acts as a balancing mechanism within the valve to ensure safety and user comfort by stabilizing water temperature.
  • Fits 4010B 1910B & 4011B series valves
  • 2 3/8″ length

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.

 

 

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“Sent Noel’s plumbing and image of what was needed, not being able to find it. They had it sent to me within a week and fitment was perfect. 👍 ”
-Lorenzo H.
03/12/2026