Bosch Dishwasher Upper spray arm assembly with feed tube 00298594, Replaces 00350644

Genuine Bosch upper/center dishwasher spray arm and feed-tube assembly.

Is This the Right Part?

✅ Cross Reference Information

Common Symptoms

• Upper-rack dishes remain dirty or have detergent residue.
• Upper spray arm does not rotate or stays in one position.
• Spray arm falls off, will not lock in place, or will not stay attached.
• Reduced or uneven water coverage in the upper rack due to blocked spray-arm openings or a restricted feed connection.

Check Before Replacing

• With the dishwasher switched off, manually rotate the upper spray arm and confirm it turns freely without contacting the rack or dishes.
• Inspect the spray-arm openings and feed-tube connection for visible food residue, mineral buildup, cracks, or looseness.
• Rinse the spray arm under warm running water and use a soft method such as a toothpick to clear visible buildup from the openings.
• Verify that the spray arm is seated and locked onto the feed connection and that the feed tube is properly engaged at the rear water inlet.
• After installation, observe whether the upper spray arm can rotate freely before operating a normal cycle.

Pro Tip

Part Details

Key Features

• Genuine Bosch upper spray arm assembly.
• Includes the upper/center spray arm and feed-tube assembly.
• Rotating arm distributes water across the upper rack.
• Official Bosch U.S. listing identifies 00298594 as a replacement for 00350644.

Installation Notes

• Switch off the dishwasher before servicing.
• Remove the existing upper spray-arm assembly according to the appliance-specific documentation.
• Attach or seat the feed tube at the dishwasher’s water inlet before securing the spray arm, where applicable to the model design.
• Ensure the spray arm is locked in place and rotates freely without contacting the rack or dishes.
• If the assembly includes a replacement coupling, compare it with the original and use the new coupling when the original is damaged or does not secure the spray arm properly.
• Confirm model-specific installation details in the dishwasher’s owner or service documentation.

Verified Compatible Models

DW246UB, DW246UW, DWHD64EF46, DWHD64EM46, SHE55M06UC/48, SHU5302UC/06, SHU5302UC/10, SHX57C05UC/31, SHX57C05UC/36, SHX57C05UC/38, SHX57C05UC/40, SHX57C05UC/43, SHX57C05UC/46, SHX57C05UC/47, SHX57C05UC/48

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