Pool Filter Lab

Cartridge record

Unicel C-5520

Also sold asPleatco PA137-4

single-source

Verified specifications

The selected value is shown first. Expand any row to compare the source values retained by the dataset.

Cartridge specifications
Outside diameter7-1/16"
Source values
  • pleatco 7-1/16"
Length32-3/4"
Source values
  • pleatco 32-3/4"
Top cap3
Source values
  • pleatco 3
Bottom cap3
Source values
  • pleatco 3
Filter area137 sq ft
Source values
  • pleatco 137
Media weight4 oz
Source values
  • pleatco 4

Equivalent part numbers

Match the complete printed string. Similar-looking part numbers can describe different end caps or lengths.

Cross-reference equivalents
BrandPart numberVerification
UnicelC-5520single-source
PleatcoPA137-4single-source

Known equipment fits

Fitments are source-attributed. Confirm the housing model and cartridge measurements before ordering.

Filter and spa fitments
BrandModelOEM partSource
Hayward Pool ProductsSuper Star Clear C-5500 SwimClear—pleatco single-source

Browse related equipment

Dimension neighbors

Records with the same outside diameter and a different length appear first, followed by the closest diameters. End-cap details still need to match.

C-7490

7" × 32-13/16"

cross-checked against 3 sources

C-7494

7" × 32-13/16"

cross-checked against 2 sources

C-7495

7" × 32-13/16"

cross-checked against 3 sources

C-7482

7" × 33"

cross-checked against 3 sources

C-7472

7" × 32-1/16"

cross-checked against 3 sources

This is a single-source record. Measure the cartridge before ordering.

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