Find your parts diagram
Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
Still not sure? Call (818) 818-6559 and we'll find it for you.
GO-KIT66 | Aladdin Hayward NorthStar 4000 Series O-Ring Repair Kit
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CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
The Aladdin GO-KIT66 Hayward NorthStar 4000 Series O-Ring Repair Kit is a complete sealing solution designed to restore proper performance and prevent leaks in Hayward NorthStar pumps. This kit includes all the critical O-rings and a mechanical shaft seal needed to ensure watertight connections at the pump lid, diffuser, and housing. By replacing worn or deteriorated seals, the kit helps maintain prime, reduce water loss, and extend the life of the pump. Conveniently packaged with every essential part, it provides an easy and reliable way to keep NorthStar 4000 Series pumps operating at peak efficiency.
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Comprehensive Seal Kit: Includes all key O-rings and a shaft seal for Hayward NorthStar 4000 Series pumps.
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Leak Prevention: Restores secure sealing at the housing, diffuser, and lid to stop water and air leaks.
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Protects Pump Efficiency: Helps maintain suction and water flow by preventing loss of prime.
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Durable Construction: Made with high-quality materials to resist wear, heat, and pool chemical exposure.
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Simple Maintenance Solution: Provides all seals in one package for a convenient and effective pump repair.
- (1) AS-201 Pump Motor Seal
- (1) O-83 Union O-Ring
- (1) O-239 Seal Plate O-Ring
- (1) O-246 Diffuser O-Ring
- (1) O-504 Cover O-RIng
- (1) Magic Lube
- Hayward NorthStar 4000 Series Pump