Pleatco PCC105 = Unicel C-7471 = Filbur FC-1977
105 sq ft pool filter, 7" diameter × 26" long. Top: 3" open · Bottom: 3" open. Pleatco application: Pentair Clean & Clear Plus 420, 520 (pre 1998), American Quantum CM & RPM 125/500, Waterway Crystal Water 425.
Interchangeable cartridges
- Unicel C-7471 confirmed by: Pleatco p.47 (Unicel to Pleatco cross reference) Unicel p.17 (Cartridges by series (dimensional listing))
- Filbur FC-1977 confirmed by: Pleatco p.48 (Filbur to Pleatco cross reference) Filbur p.33 (Reverse cross reference (Unicel to Filbur)) Filbur p.11 (Dimensional cartridge listing)
Published dimensions, side by side
Each manufacturer measures a little differently. Compare these with your old cartridge.
Where to buy
Search any retailer for C-7471 or PCC105 or FC-1977. These are the same cartridge under different brand names.
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OEM part numbers this cartridge replaces
As printed in the cited aftermarket catalogs. Match the number on your old cartridge or in your filter manual exactly.
| OEM number | Listed in |
|---|---|
817-0131 Also listed for PCC130, so measure to be sure. | Pleatco p.34: OEM part # column |
178584 | Pleatco p.34: OEM part # column Unicel p.50: OEM cross reference: Pentair Pool Prod - Pac Fab Replacements |
R173476 | Pleatco p.34: OEM part # column |
817-0106 | Pleatco p.34: OEM part # column Unicel p.64: OEM cross reference: Waterway Plastics |
R173576 | Unicel p.48: OEM cross reference: Pentair Pool Prod |
Pool filters and equipment brands that use it
From the OEM cross reference in the Unicel 2026 Replacement Guide. A brand may use several sizes, so check your filter model and measurements.
- Pentair Pool Prod (models: Clean & Clear Plus; OEM R173576) Unicel p.48
- Pentair Pool Prod - Pac Fab Replacements (models: Clean & Clear Plus; OEM 178584) Unicel p.50
- Waterway Plastics (models: Crystal Water 425 sq.ft.; OEM 817-0106) Unicel p.64
FAQ
What is the Unicel equivalent of Pleatco PCC105?
The catalogs cross-reference Pleatco PCC105 to Unicel C-7471.
What is the Filbur equivalent of Pleatco PCC105?
The catalogs list Filbur FC-1977.
What size is the PCC105 filter?
Pleatco lists PCC105 as 7" outside diameter by 26" long, top: 3" open, bottom: 3" open, 105 sq ft.
Which OEM part numbers does it replace?
Listed OEM numbers: 817-0131, 178584, R173476, 817-0106, R173576.
Sources: Filbur Product Catalog and Reference Guide (2024) · Filbur Product Catalog and Reference Guide (2024) · Pleatco 2023 Catalog & Cross Reference Guide (Pentair) · Pleatco 2023 Catalog & Cross Reference Guide (Pentair) · Pleatco 2023 Catalog & Cross Reference Guide (Pentair) · Unicel 2026 Replacement Guide. Last checked 2026-11-03.