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Mhew300vw00 Parts

Some parts shown may not be for your model. To see parts for your model only, select it from "Matching Model Numbers" list on the left.

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Microwave Mounting Hardware Kit
Genuine Lg part
By: Lg
Part Number: 3861W1A043C

This is an installation hardware kit that includes the bolts, screws, brackets, and fasteners needed to mount an over-the-range microwave to the wall and upper cabinet. It ensures the microwave is securely attached and properly supported during use. Use this kit if you are installing a new microwave or if original mounting hardware has been lost, stripped, or damaged.

Do-It-Yourself Stories from Customers like You Missing mounting bracket and hardware.   Stephen H. • Fort Myers , FL • January 01, 2021

Ordered it from you. Read more

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Microwave Door Outer Frame
Genuine Whirlpool part
By: Whirlpool
Part Number: 8169464

White outer door frame for microwave. Replaces cracked, warped, or discolored front trim. Installs on door exterior, supports handle and inner components.

Do-It-Yourself Stories from Customers like You Plastic cover on microwave broken   Dana R. • Paola , KS • October 24, 2016

3 screws on inside edge of door, then pried it off gently. Removed and cleaned the glass and put it in the new door frame. Put the new frame on the door. Read more

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Screw
Genuine Whirlpool part
By: Whirlpool
Part Number: WP98008545

Color: Black. For biscuit order 98008169. For white order WP98008544.

Do-It-Yourself Stories from Customers like You Missing screws and bad sealing door gasket   Thomas P. • Palmdale , CA • December 15, 2015

Ordered new screws and door gasket. Replaced the old door gasket now the oven warms up faster and bakes the stuff easier. Replaced the missing door trim screws. Now the door close without making noises. Read more

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Microwave Mounting Bracket
Genuine Whirlpool part
By: Whirlpool
Part Number: 8206334

Secures components to your microwave frame for proper positioning. Replace this bracket if bent, broken, or missing to restore stability and support.

Do-It-Yourself Stories from Customers like You Broken microwave vent grille.   Tom P. • Seminole , FL • June 19, 2020

Ordered the new grille and replaced it. Simple, easy. Super fast shipping. I love this place. Read more

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Microwave High Voltage Diode Wire
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8205489

This is a high voltage diode wire assembly used in the microwave's power circuit. It works with the capacitor and magnetron to convert electrical current and generate microwave energy for cooking. Replace this part if the microwave runs but does not heat, or if the diode has visibly burned or shorted out.

Do-It-Yourself Stories from Customers like You Microwave would not heat   Dan S. • Darien , IL • September 03, 2016

Replaced magnatron and wire-vltg. First magnatron I ordered came in had damaged frame and tip I decided to install it any way to see if it worked, unfortunately it didn't. I called appliance parts pros and explained what the problem was, the women was very nice and accommodating she sent one out the very next day. I installed the new one and it worked perfectly. It saved me over $400 to replace this particular microwave. I was very happy with the experience of using appliance parts pros. Read more

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Microwave Mounting Screw
Genuine Lg part
By: Lg
Part Number: 4B73763A

Replacement screw secures panels and components in your microwave. Install when original hardware is stripped, rusted, or missing to stop rattles.

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Microwave Power Cord
Genuine Whirlpool part
By: Whirlpool
Part Number: W10708076

Power cord connects your microwave to the wall outlet. Replace if damaged, frayed, chewed, or cut. Attaches to internal wiring with wire connectors.

Do-It-Yourself Stories from Customers like You Broken grill vent & cut power cord on microwave   Karl B. • Goshen , KY • April 24, 2019

The grill vent is only held in place by two screws. Super simple fix. Remove the two screws and the old grill vent, position the new vent and put the two screws back in. Replacing the cord required that cabinet to be removed. Lots of screws on the back, top and bottom. Once the screws were removed, the cabinet pulled back. The power cord connections were then clearly visible. Undid the two wire connectors and unscrewed the ground wire from the body to remove the old power cable. Installed the... Read more

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Microwave High-Voltage Capacitor
Genuine Lg part
By: Lg
Part Number: 0CZZW1H004B

Microwave won't heat? A failing high-voltage capacitor disrupts the heating circuit. This part stores electrical energy for consistent operation.

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Microwave Light Lens
Genuine Lg part
By: Lg
Part Number: 4890W1A045A

This is a glass or plastic lens cover that sits over the interior light bulb inside the microwave. It protects the light bulb from grease, food splatter, and heat while allowing light to illuminate the cooking cavity. Replace this lens if it is cracked, cloudy, discolored, or missing, which can leave the bulb exposed to damage and reduce interior visibility.

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Microwave Lamp Holder Light Socket
Genuine Whirlpool part
By: Whirlpool
Part Number: 8169539

Secures the bulb and provides electrical connection for reliable microwave lighting. Replace if heat-damaged, loose, or if bulb breaks off inside. Verify fit by model.

Do-It-Yourself Stories from Customers like You The light bulb broke off in the holder and when i tried to remove it the lamp holder was damaged   Diane A. • Pinellas Park , FL • June 12, 2014

I took the bottom of the microwave off and removed the old holder. I then matched it to the correct part by model number and serial number. Then I installed the new part. Read more

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Screw
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8181660

This replacement screw secures appliance components and panels in their proper position. Replacing worn, stripped, or missing hardware restores a tight fit, reduces vibration or rattles, and helps maintain safe, reliable operation per the manufacturer's design. What it does:

  • Fastens panels, brackets, or assemblies where specified in the model's parts diagram
  • Replaces missing, rusted, or stripped hardware
  • Helps eliminate looseness, rattling, or vibration
  • Restores secure alignment of mounted components
What's included:
  • 1 screw
Install notes:
  • Disconnect power and shut off water/gas before servicing.
  • Verify the exact location in your model's parts diagram and replace screws one at a time to maintain alignment.
  • Use the correct driver/bit; start threads by hand to avoid cross-threading and do not overtighten.
  • Inspect mating holes/clips for damage; repair or replace related hardware if threads are compromised.

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Appliance Truss Head Tapping Screw
Genuine Lg part
By: Lg
Part Number: 1TTL0402818

Truss head tapping screw secures panels, brackets, and covers in appliances. Replaces missing or damaged fasteners to restore snug fit and alignment.

Do-It-Yourself Stories from Customers like You Broken door handle on lg over range microwave   William M. • Town Creek , AL • June 29, 2017

Removed old broken door handle per video link on AppliancePartsPro.com. Installed new handle with no issues. <10 minute job at best. Read more

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Screw
Genuine Whirlpool part
By: Whirlpool
Part Number: 8169479

This replacement screw secures appliance panels, brackets, or internal components to keep them tight and aligned. Replace a missing, stripped, or damaged fastener to restore a solid, rattle-free fit and reliable operation.

  • Fastens parts to the cabinet or frame to prevent movement
  • Replaces missing, stripped, or corroded hardware that can cause looseness, vibration, or noise
  • Helps correct gaps or misalignment after service
  • Maintains proper support for covers, trims, or brackets
What's included: 1 screw Install notes:
  • Disconnect power; shut off gas/water if applicable before servicing
  • Match screw length and location to the original position
  • Start threads by hand to avoid cross-threading; tighten snugly without overtightening
  • Repair or replace damaged clips/inserts before installing the new screw

Do-It-Yourself Stories from Customers like You No   Catherine S. • Grants Pass , OR • November 15, 2014

Yes Read more

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$7.56
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Microwave Thermostat
Genuine Lg part
By: Lg
Part Number: 6930W1A003E

If your microwave shuts off mid-cycle or won't heat, the thermostat may have failed. This safety control monitors temperature and protects components.

Do-It-Yourself Stories from Customers like You Vent fan would stay on for hours after using microwave   David P. • Coon Rapids , MN • March 15, 2017

I replaced the control board behind the keypad. Read more

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Microwave Screw
Genuine Whirlpool part
By: Whirlpool
Part Number: WP4393834

Secures microwave panels, trim, brackets, and internal components. Replace stripped, missing, or damaged screws that cause loose panels or rattling.

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Screw, Tapping, Truss Head (Single)
Genuine Lg part
By: Lg
Part Number: 1TTG0402422

This is a truss-head tapping screw used to secure trim, panels, and small assemblies on compatible LG appliances. It provides a low-profile, wide-bearing head that helps hold parts flush and resist pull-through. What it does:

  • Fastens plastic and sheet-metal components where a self-tapping thread is needed
  • Truss head spreads load to prevent damage to soft or thin materials
  • Helps secure control panels, brackets, or trim pieces that require a low-profile head
  • Common replacement when original mounting screws are missing, stripped, or corroded
What's included:
  • One truss-head tapping screw
Install notes:
  • Use the correct screwdriver bit and moderate torque to avoid stripping the screw or workpiece
  • Start threading straight and let the screw form threads without forcing at an angle
  • Disconnect power and follow appliance-specific service safety procedures before working internally
  • Replace any damaged mating threads or clips for a secure fit

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  • Over 2.1 Million Parts In Stock Over 2.1 Million Parts In Stock
  • 2 Day Quick Delivery! 2 Day Quick Delivery!
  • 365 Day Return Policy! 365 Day Return Policy!
  • Repair ForumFree Tech Support!
  • Google Trusted Store Google Trusted Store