Pool Filter Lab

Cartridge record

Unicel C-6310

Also sold asOEM 817-0019

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 diameter6-9/16"
Source values
  • unicel 6-9/16"
Length17-13/16"
Source values
  • unicel 17-13/16"
Top cap2-3/8" / open
Source values
  • unicel 2-3/8" / open
Bottom cap2-3/8" / open
Source values
  • unicel 2-3/8" / open
Pleats221
Source values
  • unicel 221
Filter area100 sq ft
Source values
  • unicel 100
Media weight3 oz
Source values
  • unicel 3

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-6310single-source
OEM817-0019single-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
Gulf Coast Spas——unicel single-source
Waterway PlasticsDyna-Flo XL817-0019unicel 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-6375

6-9/16" × 13-5/16"

single-source

C-6617

6-1/2" × 17"

cross-checked against 2 sources

C-6622

6-1/2" × 22"

cross-checked against 2 sources

6CH-960

6-3/4" × 15-1/2"

cross-checked against 3 sources

6CH-961

6-3/4" × 15-1/2"

cross-checked against 3 sources

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

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