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The Thomas Dudley Flat Tap Washer (3/8 inch) is an essential plumbing component designed for DIY homeowners and professional tradespeople who need to perform quick, reliable tap repairs. Its primary benefit is providing a robust, watertight seal that effectively eliminates annoying drips and prevents unnecessary water waste. While this washer is highly effective for standard 3/8-inch taps, users must ensure they have the correct tools to disassemble their specific faucet model before beginning the repair.
| Model Part Number | PWATAP370297 |
|---|---|
| Brand | Thomas Dudley |
You should measure the existing washer or check your tap manufacturer's specifications. 3/8 inch is a common size for many standard domestic taps.
Yes, the material is designed to handle standard domestic hot and cold water temperatures.
While not strictly required, a small amount of plumber's silicone grease on the washer can help it seat properly and prevent sticking.
No, you must turn off the water supply to prevent flooding during the repair process.
They should be replaced as soon as you notice a drip, as a leaking tap can increase water usage and eventually erode the valve seat.
Check that the valve seat is not pitted or damaged; if the seat is rough, the new washer cannot form a proper seal.
Apply a small amount of penetrating oil to the threads and allow it to soak for several minutes before applying force with a wrench.
To install, first turn off the main water supply to the tap or isolate the individual supply valves underneath the sink. Open the tap fully to drain any remaining water in the pipes. Use an adjustable wrench to carefully unscrew the tap headgear or cartridge. Remove the old, worn washer from the jumper valve at the bottom of the stem and replace it with the new 3/8 inch Thomas Dudley washer. Ensure the washer is seated flat and level. Reassemble the tap components, ensuring connections are tight but not overtightened to avoid damaging the internal threads. To ensure longevity, avoid excessive force when tightening the tap after each use; this prevents the rubber washer from being crushed prematurely against the valve seat.
