Delany 143-ACQ Diaphragm Operating Assembly for Toilets (Drop In Kit)
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“Order received and installed.
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04/02/2026
$104.27
The Delany 143-ACQ is a diaphragm drop-in kit used for repairing Delany Flushboy and Flushboy Ultra flush valves in toilets, specifically for models with a 4.5 GPF (Gallons Per Flush) flow rate.
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Delany Flushboy Drop In Kit for Toilets
143-ACQ
- This part is a diaphragm operating assembly used to repair and maintain Delany Flushboy and Flushboy Ultra flush valves.
- The kit includes the diaphragm, refill ring, seat guide, Delrin seat, and fiber washer.
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Common questions about this product
Is this item the original manufacturer's recommended replacement part?
Yes, this is the OEM recommended part.
Is this the correct item for my application?
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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03/25/2026