Cartridge record

Unicel UHD-SR137

Also sold asPleatco PSR137-4Filbur FC-2570OEM 177010OEM WC108-70S2X

cross-checked against 2 sources

Verified specifications

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

Cartridge specifications
Outside diameter8-11/16"
Source values
  • unicel 8-11/16"
  • pleatco 8-5/8"
Length31-1/4"
Source values
  • unicel 31-1/4"
  • pleatco 31-5/16"
Top cap4-3/16" / open
Source values
  • unicel 4-3/16" / open
  • pleatco 4 1/8
Bottom cap4-3/16" / open w/ 12 concentric slots
Source values
  • unicel 4-3/16" / open w/ 12 concentric slots
  • pleatco 4 1/8
Pleats216
Source values
  • unicel 216
Filter area137 sq ft
Source values
  • unicel 137
  • pleatco 137
Media weight4 oz
Source values
  • unicel 4
  • 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
UnicelUHD-SR137cross-checked against 2 sources
PleatcoPSR137-4single-source
FilburFC-2570single-source
OEM177010single-source
OEMWC108-70S2Xsingle-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
Sta-Rite IndustriesSta-Rite PTM 135pleatco single-source
Sta-RitePosi_flo 135GPM-TX177010unicel single-source
Sta-RitePosi-Flo 135GPM-TXunicel single-source
Sta-RitePosi-Flo 135TXunicel single-source
Sta-RitePosi-Flo 135TXRunicel single-source
Sta-RitePosi-Flo II PTM 135unicel single-source

Source notes

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.

Find this cartridge

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