Door Frame 4450946

Brand: KitchenAid · Appliance: Microwave · Fits: 58 models · Reference price: $175.69

4450946 is a KitchenAid replacement part (door frame) for microwaves. Our fitment data lists 58 models that use it.

When to replace this part

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Models that use this part

Part numbers it replaces

The manufacturer lists 4450946 as the replacement for these earlier part numbers. Substitute parts can look different from the original but serve the same function.

• WP8303556 — Microwave Door Frame

Other parts for model KBHC109JSS03

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

• Air Duct 4375419
• Back 4452554
• Bleed-air 4375426
• Bracket Support 4455476
• Cook Guide LIT4453330
• Grill Vent 4456542
• Insulation 4375410
• Literature Parts (tech Sheet) LIT8302335

Reference price and where to compare

The reference price on file for this part is $175.69. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

Compare 4450946 listings on Amazon

Before you order

• Match the part number character for character, including dashes and trailing letters; a single different character is usually a different part.
• Confirm your appliance's model number on its data plate and check that it appears in the list above (or use the model lookup tool).
• If a seller offers a substitute number, check that it appears in this page's replacement list or in the manufacturer's documentation.

Model lookup tool