PAI 121390 Fuel Pump Damper Rectangular Seal – Replaces Cummins 139988 – N14 L10 M11 ISX QSX

$3.56

MA3H – PAI 121390 is a rectangular fuel-system sealing ring used in select Cummins fuel-pump and fuel-pump-damper assemblies. Cummins QuickServe data places 139988 directly in the Celect fuel-pump assembly beside the fuel-pump damper head, cover and diaphragm. FP Diesel independently identifies FP-139988 specifically as a fuel pump damper rectangular ring on L10/M11 applications. Verified PAI…

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SKU: 121390I
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Description

MA3H –

PAI 121390 is a rectangular fuel-system sealing ring used in select Cummins fuel-pump and fuel-pump-damper assemblies. Cummins QuickServe data places 139988 directly in the Celect fuel-pump assembly beside the fuel-pump damper head, cover and diaphragm. FP Diesel independently identifies FP-139988 specifically as a fuel pump damper rectangular ring on L10/M11 applications.

Verified PAI specifications:

  • Inside diameter: 1.484 in / 37.693 mm
  • Cross section: 0.134 in / 3.403 mm
  • Thickness: 0.134 in / 3.403 mm
  • Material: Viton
  • Durometer: 75
  • Identification: Orange OD
  • Series: -222S

Crosses

121390, 139988, M-139988, M139988, FP-139988, FP139988, K139988, D139988

Additional information

Weight .3 lbs
Dimensions 3 × 3 × 3 in

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Any mention of OEM names or OEM product ID numbers/descriptions/model numbers is intended for identification purposes only and does not indicate that it is an OEM part.