Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Amana
Countertop Microwave

Model # K-420.500 Official Amana microwave

Here are the diagrams and repair parts for Official Amana K-420500 microwave, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 106 parts  |
Base Assembly M79D39
#3

Microwave parts diagram

Base assembly

Part #M79D39

The manufacturer no longer makes this part, and there's no substitute part

Auxiliary Relay M16D67
#58A

Microwave parts diagram

Auxiliary relay

Part #M16D67

The manufacturer no longer makes this part, and there's no substitute part

Controller, Circuit Board M32D17
#52A

Microwave parts diagram

Controller, circuit board

Part #M32D17

The manufacturer no longer makes this part, and there's no substitute part

Nut, Hinge Mounting M1D384
Nut, hinge mounting

Part #M1D384

The manufacturer no longer makes this part, and there's no substitute part

Stand-off M2D232
#55A

Microwave parts diagram

Stand-off

Part #M2D232

The manufacturer no longer makes this part, and there's no substitute part

Ground Lug M1D645
#41A

Microwave parts diagram

Ground lug

Part #M1D645

The manufacturer no longer makes this part, and there's no substitute part

Lockwasher, Cord Grounding M1D84
#13E

Microwave parts diagram

Lockwasher, cord grounding

Part #M1D84

The manufacturer no longer makes this part, and there's no substitute part

Lock Washer - Rail Mtg. M1D59
#41B

Microwave parts diagram

Lock washer - rail mtg.

Part #M1D59

The manufacturer no longer makes this part, and there's no substitute part

Stirrer Motor Assembly M12D21
#15A

Microwave parts diagram

Stirrer motor assembly

Part #M12D21

The manufacturer no longer makes this part, and there's no substitute part

Spacer, Stirrer M2D491
#17

Microwave parts diagram

Spacer, stirrer

Part #M2D491

The manufacturer no longer makes this part, and there's no substitute part

Effective articles & videos to help repair your microwaves

View all
5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

Read more
Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more

Parts & More