Hayward SPX1480C union nut for the S240 filterHayward SPX1480C Union Nut for S240 In stock$1499
Hayward SPX1480C union nut for the S240 filter

Hayward SPX1480C Union Nut for S240

Ask a questionAPS # HAY-251-5646
In stock
$1499

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Quick overview

  • Genuine Hayward Factory part SPX1480C, not a generic nut.
  • Union nut only This is the nut on its own. Sealing o-rings and gaskets are separate parts.
  • Listed for the S240 Hayward lists it for the S200 and S240 side mount sand filters.
  • Also used elsewhere The same nut appears in the Pro Series side mount and Perflex DE filter parts lists.
  • Hand tighten Union nuts on filter plumbing are meant to be pulled up by hand against the seal, not driven with a wrench, which is what cracks them.
  • Common failure point Nuts crack at the thread or the flange after years of sun and over tightening, and a cracked nut will not hold a seal no matter how new the o-ring is.
Full description and specifications ↓

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Product details

The Hayward SPX1480C is the union nut used on the S240 side mount sand filter. It is the genuine Hayward part, sold as the nut alone.

What it does

A union lets you break the plumbing at the filter without cutting pipe. The nut is the piece that threads over the joint and draws the two halves together against the seal. All of the clamping load sits on it, which is why it is the part that fails: years of sun make the plastic brittle, and a nut that has been cranked with a wrench eventually splits at the threads or the flange.

Fitting

Pull the nut up by hand against the seal. If it will not hold without a wrench, the problem is the seal or the mating face, not the amount of force. The o-ring and the filter gasket are separate parts, and it is worth replacing the seal while the joint is open.

Hayward lists this nut for the S200 and S240 side mount sand filters, and it also appears under the Pro Series side mount and Perflex DE filter parts lists. Compare the part number stamped on your old nut before ordering.

Specifications
Brand Hayward
Manufacturer part number SPX1480C
UPC 610377038966
Part type Pool filter part
Type Union nut
Listed for Hayward S200, S240 side mount sand filter
Also listed under Hayward Pro Series side mount S210S, S220S, S244S, S310S, S360S; Perflex EC-65, EC-75 DE filter parts
Shipping weight 0.22 lb
Ships Parcel

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Questions and answers

What people ask about this product, answered by our pool techs.

Does the nut come with an o-ring?
No. This listing is the SPX1480C nut on its own. The o-ring and the filter gasket are sold separately.
Will it fit anything besides an S240?
Hayward lists it for the S200 and S240 side mount filters, and the same part appears under the Pro Series side mount and Perflex DE filter parts lists. Check the part number on the nut you are replacing.
Is this a genuine Hayward part?
Yes. It is Hayward SPX1480C.
Why does my union keep leaking?
A leak at a union is usually the seal or the nut. If a fresh o-ring still weeps, look closely at the nut for a hairline crack at the threads or the flange, because a cracked nut cannot pull the joint up square.
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