Samsung Dishwasher drain check valve / vane-check drain DD66-00045A

Genuine Samsung dishwasher drain check valve that helps prevent pumped-out water from flowing back into the dishwasher sump or tub.

Is This the Right Part?

Common Symptoms

• Water pooling in the dishwasher after a cycle
• Drain water flowing back into the dishwasher
• Poor drainage associated with a damaged or missing check valve

Check Before Replacing

• Inspect the check valve for damage, deformation, or absence when the dishwasher is disconnected from power.
• Check whether the valve allows drainage in the intended direction while restricting reverse flow; do not use this check alone to diagnose the entire drain system.
• Verify the dishwasher model number against the documented compatibility list before ordering.

Pro Tip

Part Details

Key Features

• Genuine Samsung OEM part
• Black plastic drain check valve
• Approximate overall size: 1-1/4 inches by 1-1/4 inches
• Round valve section is approximately 1 inch in diameter
• Sold individually

Installation Notes

• Disconnect electrical power before servicing the dishwasher.
• Install the beveled side inward, according to the documented installation note.
• Confirm model compatibility before installation.

Verified Compatible Models

DMT400RHB/XAA, DMT400RHS/XAA, DMT400RHW/XAA, DMT610RHB/XAC, DMT610RHS/XAC, DMT610RHW/XAC, DMT800RHB/XAA, DMT800RHS/XAA, DMT800RHW/XAA, DW80F600UTB/AA, DW80F600UTS/AA, DW80F600UTW/AA, DW80F800UWS/AA, DW80J3020US/AA, DW80K5050UG/AA

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.