Replacement Plunger O Rings For Three Tier Sink Drains Easy Install Fits 3 Inch And Three Point Five Inch Twist Waste Valves Compatible With Part Number 010389 045 Rubber Stopper O Ring Set Four Pack

4-Pack O-Ring Set for 3 and 3.5 Inch Sink Drains
✔️ Fits 3 in and 3.5 in twist-waste drains; four OEM O-Rings included

These replacement plunger O-rings are designed for three-tier sink drains and twist-waste valves. They’re a practical, cost-friendly fix for leaks in kitchen or bathroom sinks. Compatible with 3 in and 3.5 in drain assemblies that call for part number 010389-045 O-Rings.

✅ Four O-rings included
✅ Compatible with 3 in and 3.5 in sink drains
✅ OEM-spec synthetic rubber for durability and leak-resistance
✅ Black color for visibility

💡 What is a replacement O-ring for 3 in and 3.5 in sink drains used for and how to size it?

Here's a handy answer for DIYers sizing and using these rings in twist-waste drain systems.

- Check the drain opening size (3 in or 3.5 in) to match the O-ring

- Confirm model compatibility with part number 010389-045 where required

- Choose OEM-spec synthetic rubber for durability and leak resistance