Pentair Diffuser Assembly | Triton II TR140 Sand Filter | 154906 Competition & Swimming Equipment this cap is not shown

this cap is not shown in the exploded parts diagram

Brand Equipment Line Model / Part Number Notes Pentair Kreepy Krauly E-Z VAC 4 in

The shaft seal prevents water from migrating along the pump shaft into the motor cavity

Confirm you need the full assembly before ordering — individual components are not sold separately under this part number

Reemay 2040 spunbonded polyester media — a heavy-duty fabric that holds up to repeated cleaning cycles

Pentair Diffuser Assembly | Triton II TR140 Sand Filter | 154906 Competition & Swimming Equipment this cap is not shownThe Pentair Diffuser Assembly (154906) is the OEM replacement diffuser for the Triton II TR140 sand filter, engineered to restore proper water distribution and filtration performance in this specific filter model. The diffuser sits at the top of the filter tank, directly above the sand bed, and channels incoming water evenly across the full filter surface. A cracked, warped, or broken diffuser concentrates flow in one area of the sand bed bypassing