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48Y Frame 2" MBT x 2" MBT Wet End 310-1141SD 2.00HP - Bubbles Supply

48Y Frame 2" MBT x 2" MBT Wet End 310-1141SD

Part #: 310-1141SD

$215.62
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About this wet end

This Waterway Hi-Flo wet end is designed for 48Y frame spa pumps with 2" MBT (male buttress thread) inlet and outlet connections. Compatible with 2.0HP pump motors, this OEM replacement part restores proper water flow and pressure in your hot tub's main circulation system.

Engineered to Waterway's exacting standards, this wet end delivers reliable performance and long-lasting durability. At Bubbles Supply, we guarantee an exact fit for your pump assembly and back every purchase with our comprehensive 1-year warranty. Most orders ship the same day, getting your spa back up and running quickly. Before installation, always verify your existing wet end's frame size and connection threading to ensure proper compatibility with your pump motor and plumbing system.

Exact part number

310-1141SD

Save this for ordering or warranty claims

Also known as / Replaces

This part replaces or is interchangeable with:

  • 2" MBT wet end
  • 48Y wet end
  • Hi-Flo pump head
  • Waterway Hi-Flo wet end

Looking for an older part number? Check our supersession lookup tool

Technical specifications

Horsepower
2.0 HP
Frame size
48Y

Common symptoms this part fixes

If your spa is showing any of these signs, this part is likely your fix:

  • Pump leaking from the volute or seal plate
  • Low water flow or weak jet pressure
  • Visible cracks or damage to the pump housing
  • Impeller worn or broken — no flow despite motor running
  • Pump cavitating or running loud
  • DR error code on spa controller indicating flow restriction

Not sure if this is your problem? Try our diagnostic centre or .

Before you buy — quick checklist

  • Confirm your existing pump motor is a 48Y frame — this wet end will not fit 48 frame or 56 frame motors
  • Verify inlet and outlet connections are 2" MBT (male buttress thread) — do not confuse with slip or union fittings
  • Match horsepower rating — this wet end is designed for 2.0 HP motors; mismatching HP can cause poor performance or motor damage
  • Check rotation direction of your existing impeller — some Hi-Flo wet ends are not interchangeable between CW and CCW rotation
  • Inspect the seal plate and shaft seal on your existing pump — if the shaft seal is leaking, replace it during this service call

Reading the checklist now prevents 90% of returns. Worth the 60 seconds.

Install difficulty: Medium — Some experience neededTypically 45-90 minutes

What's in the box

  • Wet end assembly (volute and impeller)
  • Seal plate
  • Face seal / shaft seal

If your order is missing any items listed above, contact hello@bubblessupply.com within 48 hours of delivery.

Warranty

1 year manufacturer warranty against defects

Covers manufacturing defects. Does not cover improper installation, normal wear, or accidental damage.

Warranty claims: warranty@bubblessupply.com

Perfect Fit Guarantee

Ordered with our help and the part doesn't fit? Contact us before installation. We'll resolve it with an exchange, replacement recommendation, or return approval.

Learn about our Perfect Fit Guarantee →

Shipping

We ship across the US and Canada. US orders ship from our US warehouse to US customers; Canadian orders ship from our Canadian warehouse to Canadian customers — no cross-border shipping, no surprise duties. In-stock orders placed before 3pm CT ship same day. Standard shipping $9.95 flat rate. Free shipping on orders over $200. Express options available at checkout.

Returns

30-day hassle-free returns on unused parts in original packaging. Contact us before returning to receive your RMA number.

Frequently asked questions

Check the Compatibility section above to confirm fitment for your spa brand and model. If your model is not listed, use our fitment selector at /pages/find-my-part or ask our parts AI for a personalized recommendation.

In-stock orders placed before 3pm CT ship the same day. You will receive tracking information by email as soon as your order ships.

We accept returns within 30 days of delivery for unused items in original packaging. Email returns@bubblessupply.com with your order number to start a return. Installed electrical parts cannot be returned for safety reasons.

Yes, all new parts come with a 1-year warranty against manufacturing defects. Warranty does not cover damage from improper installation or normal wear and tear.

Customer reviews

AI Fitment Assistant

Tell us your spa model and we will confirm this part fits before you buy.

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