Split Nut, Waterway, 2″, with Screws, Heater|400-5161
$4.74
| Manufacturer part number | 400-5161 |
| UPC (GTIN) | 806105498083 |
| Returns | 30-day returns – see our returns policy |
302 in stock
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🔧 What this part is
Split Nut, Waterway, 2", with Screws, Heater, part number 400-5161. The split nut clamps a union or heater connection together and is the part that usually cracks or seizes.
Size as listed: 2".
✅ Check before you order
- Measure the part you are replacing – this one is listed as 2".
- The number on the old part should read 400-5161, 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.
🔧 Parts and fittings for this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
 |
Waterway Gasket 711-4010 | 711-4010 | 1201 in stock | $1.92 | Add to cart |
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Waterway O-Ring/Gasket 711-4030 | 711-4030 | 4402 in stock | $0.73 | Add to cart |
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Tailpiece, 2"bt x 2"s,for Split Nut | 417-5050 | 657 in stock | $4.04 | Add to cart |
 |
Split Nut, 2" Buttress Thread, Heater Union | 0121108020 | 603 in stock | $4.81 | Add to cart |
| Brand | Waterway Plastics |
|---|---|
| H Part# | 89-238-1044 |