Volvo Sealing Ring 8148471

This is a Shaft Seal (specifically a fuel pump shaft seal) designed for the fuel injection systems on various Volvo engines, including the D12 series found in heavy-duty trucks and construction equipment.

Product Specifications

Average Weight: ~ 0.006 kg

Compatibility: L220E ; L180E ; L150E ; L180E ; T450D ; L150F ; L180F ; L180F HL ; L220F ; A35E ; A35E FS ; PL4608 ; EC360B ; EC330B ; A35D ; A40D ; L220E ; L180E ; L180E ; FM12C ; FH12E ; FH12D ; FM12 ; NH12A ; FL12 ; FL12 ; FL12 ; FH12J ; FH12A ; B12B ; B12M ; B12 ; FM12B ; NH12B ; FH12C ; FH12B

SL: 7G

Key Information

This shaft seal is a critical precision component engineered to maintain a hermetic seal around the rotating shaft of the fuel pump. Its primary function is to contain pressurized fuel within the pump housing and prevent contaminants or engine oil from infiltrating the fuel system. Given its role in the high-pressure fuel injection circuit, this seal is manufactured from specialized, fuel-resistant elastomers capable of enduring the rigorous thermal and mechanical stresses of diesel engine operation. During pump maintenance or rebuilding, it is essential to ensure the sealing surface is free of nicks or burrs, as even minor imperfections can lead to fuel leaks, air ingestion, or internal cross-contamination. It is standard industry practice to replace this seal whenever the fuel pump shaft is serviced or if there are signs of seepage around the pump drive.