Protector 3740W1A021A

Brand: Kenmore · Appliance: Microwave · Fits: 9 models · Reference price: $33.06

3740W1A021A is a Kenmore replacement part (protector) for microwaves. Our fitment data lists 9 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 3740W1A021A as the replacement for these earlier part numbers. Substitute parts can look different from the original but serve the same function.

• 00643957|00798551|1814570007|CRD1481|TPC165301|WB31X10014

Other parts for model LMV1645ST

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

• Microwave Stirrer Fan Motor 6549W1S002J
• Mount 4960W1A008B
• Thermostat 6930W3A001P
• Microwave Mounting Hardware Kit 3861W1A043B
• Microwave Turntable Motor Coupler 4351W1A002C
• Screw 4B73243A
• Capacitor 0CZZW1H003H
• Microwave Mounting Bolt 4B72059C

Reference price and where to compare

The reference price on file for this part is $33.06. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

Compare 3740W1A021A 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