2″ Union Nut, Self-Aligning|415-5090

🔧 What this part is

Waterway Plastics 2" Union Nut, Self-Aligning, part number 415-5090. A union lets you disconnect a pump, heater or filter without cutting pipe.

Size as listed: 2"; connections: union.

✅ Check before you order

• Measure the part you are replacing – this one is listed as 2".
• The connections have to match: union.
• The number on the old part should read 415-5090, or the maker’s equivalent.
• Not sure? Send us a photo of the old part and any number on it, and we will tell you whether this is the one.