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H/W NORTHSTAR SEAL ASSY - (SPX4000SA2)The Hayward NorthStar Seal Assembly (SPX4000SA2) is a professional grade two part shaft seal designed specifically for Hayward NorthStar pumps manufactured between 2003 and 2007. Pool contractors rely on this Viton seal assembly for its superior chemical resistance and long lasting performance in demanding commercial applications. Professional Installation Benefits This precision engineered seal assembly reduces service callbacks and extends pump
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The Hayward NorthStar Seal Assembly (SPX4000SA2) is a professional-grade two-part shaft seal designed specifically for Hayward NorthStar pumps manufactured between 2003 and 2007. Pool contractors rely on this Viton seal assembly for its superior chemical resistance and long-lasting performance in demanding commercial applications.

Professional Installation Benefits

This precision-engineered seal assembly reduces service callbacks and extends pump life, protecting your reputation with clients. The Viton material construction provides exceptional resistance to pool chemicals and temperature extremes, while the two-part design ensures proper sealing and easy installation for experienced pool technicians.

Why Pool Contractors Choose MT Pools

As your trusted B2B partner, MT Pools provides superior customer service and technical expertise to keep your projects running smoothly. Our wholesale pricing structure supports healthy profit margins while our reliable inventory ensures you have critical replacement parts when you need them most.

Frequently Asked Questions

Is the SPX4000SA2 compatible with newer NorthStar pumps?

The SPX4000SA2 is designed for NorthStar pumps manufactured between 2003-2007. For newer models, the replacement part is HAYSPX3200SA, which we also stock for contractor convenience.

What makes Viton material superior for pool applications?

Viton offers exceptional chemical resistance to chlorine, bromine, and other pool chemicals, plus superior temperature resistance, making it ideal for commercial pool environments and reducing maintenance frequency.

How do I properly install this two-part seal assembly?

The spring portion slides over the impeller hub, while the ceramic portion slides into the seal plate closer to the motor. Proper installation ensures optimal sealing performance and pump longevity.

Does MT Pools offer bulk pricing for service companies?

Yes, MT Pools provides competitive bulk pricing for pool service companies and contractors, along with expert technical support to help you maintain your equipment efficiently.

Order Your Seal Assembly Today

Keep your NorthStar pumps running reliably with genuine replacement parts from MT Pools. Our team provides the technical expertise and fast shipping that pool contractors depend on for successful projects.

H/W NORTHSTAR SEAL ASSY - (SPX4000SA2)

Item no : 77306197457
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US$ 33.05
Pay in 4 interest-free payments of $8.26 Learn more
Min. order: 1piece

Shipping Estimate
USA
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Ships within 48 hours · Estimated delivery Jun 26 - Jul 1

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US$ 33.05

1-11

US$ 29.74

12-35

US$ 23.13

36-59

US$ 19.83

60+

US$40

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Shipping Notes
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  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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