How to Replace Outside Spigot Washer: Step-by-Step Guide

A worn-out spigot washer is a common cause of leaky outdoor faucets, wasting water and increasing utility bills. Replacing the washer is a straightforward DIY task that saves time and money—no plumbing license required. This guide walks you through the entire process with clear, professional steps to restore your spigot’s functionality.

The spigot washer seals the valve seat when the faucet is closed, preventing leaks. Over time, mineral deposits and wear degrade the rubber or silicone washer, causing drips and water waste. Ignoring the issue leads to higher water bills and potential pipe damage. Replacing the washer is a quick fix that extends the life of your outdoor faucet and improves efficiency.

Gather a basic toolkit including an adjustable wrench, screwdriver, replacement washer (correct size and type), plumber’s tape, and a rag or cloth. Ensure the spigot is turned off at the main water valve before starting. Having the right replacement washer—match the diameter and style—guarantees a smooth, leak-free repair.

Begin by shutting off the water supply to prevent flooding. Remove the spigot cap and unscrew the packing nut with a wrench. Carefully pull out the old washer and inspect the valve seat for damage. Install the new washer with the seals facing inward, then reassemble the components, wrapping the threads with plumber’s tape for a tight seal. Reattach the cap, restore water flow, and check for leaks to confirm success.

Replacing an outside spigot washer is a simple yet impactful DIY fix that stops leaks and protects your home’s plumbing. With basic tools and a few minutes of your time, you’ll restore proper function to your outdoor faucet, save water, and avoid costly repairs. Regular maintenance ensures long-lasting performance—make washer changes part of your seasonal home care routine.