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.
SW-21-101 | Swimables 5/8" Pump Seal Assembly | PS-1000
Fits these models (2)
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Goes with this part
CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
Other parts on the same Pentair Intelliflo VS+SVRS Pump
The Swimables SW-21-101 Pump Seal Assembly is a high-quality, drop-in replacement for the PS-1000 shaft seal—a widely used standard in pool and spa pumps. Designed with a 5/8″ shaft size, it features a Buna elastomer secondary seal, ceramic mating ring, and stainless steel components for reliable, long-term performance. Engineered for easy installation and tight sealing between the wet end and motor, this assembly prevents leaks that can damage pump motors, offering dependable protection in chlorinated, ozone, or saltwater environments.
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Exact Replacement for PS-1000 Seal: Designed to replace the standard PS-1000 shaft seal with matching 5/8″ dimensions and mounting fit for seamless compatibility.
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Durable Ceramic & Buna Construction: Uses a ceramic mating ring paired with Buna elastomers to provide strong, long-lasting sealing and resistance to chemical degradation.
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Stainless Steel Hardware for Strength: Includes corrosion-resistant stainless steel springs and components to maintain alignment and performance under pressure.
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Prevents Motor Damage from Leaks: Creates a reliable, leak-free barrier between the wet end and motor, safeguarding electrical components from water intrusion.
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Easy to Install & Service: Designed for straightforward maintenance, this assembly fits into existing seal plates with minimal effort—ideal for quick service calls.