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The OEM Waterway Filter Lock Nut 550-7500 is a replacement component designed for Waterway ClearWater II cartridge and D.E. filters. This lock nut assembly is essential for securing the filter lid to ensure proper sealing and efficient filtration. It is compatible with various ClearWater II filters. Built from durable, high-quality materials, the lock nut ensures long-lasting performance, making it an important part for maintaining the integrity of your filtration system.
Highlights
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Designed for Waterway ClearWater II Filters – The Waterway Filter Lock Nut 550-7500 is a replacement part specifically made for Waterway ClearWater II cartridge and D.E. filters, ensuring compatibility and reliable performance.
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Ensures Proper Sealing – This lock nut assembly is crucial for securely fastening the filter lid, maintaining a tight seal for efficient filtration and preventing leaks.
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Durable Construction – Made from high-quality, durable materials, the lock nut is designed to withstand long-term use, ensuring your filtration system remains effective and reliable.
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Essential for Filtration System Maintenance – As an important component of the ClearWater II filters, this lock nut helps maintain the integrity and performance of your pool's filtration system, contributing to clean and clear water.
Includes
- (1) Waterway 550-7500 Lock Nut
Compatibility
- Waterway ClearWater II Cartridge Filters
- Waterway ClearWater II DE Filters
Dimensions
- Bottom Outside Diameter: 17"
- Bottom Inside Diameter: 17-5/8"
- Top Diameter: 16"
- Entire Diameter: 20-3/8"
Note: See product pictures for a visual of the dimensions
Additional Info
Buy 550-7500 Lock Nut for Waterway Filters
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Popular Search Queries for Filter Leaks
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Compatibility and Installation
installs on waterway clearwater ii filter lids
oem fit for secure and leak-free performance
screw-down design for easy lid tightening
used in home and commercial pool filtration
provides solid seal for safe operation
Diagram

Questions & Answers
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