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.
519-4351 | Waterway Clamp Wrench For Crystal Water Filters
Fits these models (2)
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CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
OEM Waterway Clamp Wrench for Crystal Water Filters 519-4351 or 519-4350 is a specialized maintenance tool designed to assist with the secure tightening and removal of clamps on Crystal Water Cartridge and D.E. Filters. Crafted from durable materials and featuring an ergonomic grip, this wrench offers long-term usability and comfortable handling during filtration maintenance. It is designed for compatibility with older-generation Crystal Water clamps only and helps prevent leaks by ensuring a tight and reliable clamp fit during filter service.
NOTE: This wrench is only compatible with older generation clamps. This wrench is NOT compatible with the "New Version" SKU: 550-6300B Crystal Water clamps
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Precision Clamp Handling: Designed for safely tightening and removing filter clamps on Crystal Water Cartridge and D.E. Filters.
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Leak Prevention Functionality: Helps maintain a secure seal at the clamp point, preventing water loss and boosting filtration efficiency.
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Built to Last: Manufactured from durable, pool-grade materials to ensure extended use under demanding pool maintenance conditions.
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Comfortable Grip Design: Ergonomic handle allows for comfortable operation and control during regular system upkeep.
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For Legacy Clamp Models: Compatible exclusively with older Crystal Water filter clamp models, not suitable for SKU 550-6300B clamps.
- (1) Waterway 519-4351 Clamp Wrench
Note: The SKU 519-4350 is printed on the physical clamp wrench and it is sold as 519-4351, these two SKU numbers are the same wrench.
- Waterway Crystal Water DE Filters
- Waterway Crystal Water Cartridge Filters
NOTE: This wrench is only compatible with older generation clamps. This wrench is NOT compatible with the "New Version" SKU: 550-6300B Crystal Water clamps
