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The shaft seal prevents water from migrating along the pump shaft into the motor cavity
The netting is made from vinyl coated blue polyester screen
of filtration surface across 177 precision-formed pleats of 4 oz
and replacing a worn seal alongside the plate avoids a second teardown
Confirm you need the full assembly before ordering — individual components are not sold separately under this part number
Pentair Diffuser Assembly | Triton II TR140 Sand Filter | 154906 Competition & Swimming Equipment The shaft seal prevents waterThe 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
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