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.
On the Pentair Clean & Clear Plus 520 160332 Filter diagram
Open the full interactive diagram →
The Pentair FNS Plus, Clean and Clear, and Quad DE Filter Tank O-Ring is specifically crafted to ensure a tight seal for these three filter models. This durable O-ring offers a dependable solution for preventing leaks and maintaining efficient filtration. Enjoy peace of mind knowing your filtration system is securely sealed with this essential accessory.
- Replace Regularly for Peak Performance: Timely replacement maintains optimal function, preventing leaks and preserving filtration efficiency.
- Seals Tightly to Prevent Leaks: Ensures a secure seal, preventing water leakage during operation, and preserving the integrity of your filtration system.
- High-Quality Materials: Durable construction guarantees longevity, minimizing the need for frequent replacements and providing reliable performance.

- Pentair FNS Plus Filters: 180007, 180008, 180009
- Pentair Clean and Clear Plus Filters: 160310, 160340, 160301, 160332
- Pentair Quad DE Filters: 188592, 188593, 188594




