Parts for BT18NA3Z — Magic Chef

We found 15 parts confirmed to fit the Magic Chef BT18NA3Z.

Compatibility table

All 15 confirmed parts, ordered so parts that fit fewer models (more specific to this appliance) appear first.
Part #PartAlso fitsReference price
10011A7539ABottom CabinThis model only$9.49 · Amazon
3381218HarnessThis model only$226.80 · Amazon
1342410616800Home Electronics ShaftThis model only$2.16 · Amazon
381021102I/M, DXC-9This model only$47.93 · Amazon
7301062BMYPSnapper Rail, FrameThis model only$157.90 · Amazon
5995559019Repair Parts List3 models$27.73 · Amazon
499141Screw, Dr Ha6 models$2.16 · Amazon
VAL02870Furnace Gas Valve32 models$188.49 · Amazon
561635001Line Trimmer Primer Bulb35 models$5.83 · Amazon
WB56X27090Microwave Control Panel Assembly (Stainless)36 models$310.67 · Amazon
75305251Line Trimmer Carburetor44 models$121.22 · Amazon
318261321Wall Oven Door Outer Panel47 models$290.76 · Amazon
7502P09560Valve55 models— · Amazon
997626CYL HEAD BOL 9976288 models$29.97 · Amazon
5020173Resistor211 models$2.61 · Amazon

Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.

Common failure areas on this model

The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.

Storage, trim and cosmetic hardware

Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.

Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.

Parts in this group on BT18NA-3Z: 10011A7539A (Bottom Cabin), 499141 (Screw, Dr Ha), WB56X27090 (Microwave Control Panel Assembly (Stainless)), 75305251 (Line Trimmer Carburetor), 318261321 (Wall Oven Door Outer Panel).

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.

Parts in this group on BT18NA-3Z: 3381218 (Harness), 1342410616800 (Home Electronics Shaft), 381021102 (I/M, DXC-9), 7301062BMYP (Snapper Rail, Frame), 5995559019 (Repair Parts List), VAL02870 (Furnace Gas Valve), 7502P09560 (Valve), 997626 (CYL HEAD BOL 99762), 5020173 (Resistor).

Interior lighting

Symptom: The interior light doesn't turn on when the door opens.

Check: Confirm power is reaching the socket, then check the door-activated light switch before assuming the bulb itself is at fault.

Parts in this group on BT18NA-3Z: 561635001 (Line Trimmer Primer Bulb).

Before you buy

Match BT18NA3Z exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.

How to confirm this is your model

Check inside a door opening, on a back or side panel, or behind a removable panel or drawer for a label printed with the model and serial number. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.

Still not sure?

Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.