See part 19 in the diagram
Insulation
The W10277580 is a insulation for Whirlpool microwave and oven. No tools needed. Compare prices from top sellers.
Replaces: 1874389
Easy Repair
Fits Whirlpool appliances
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4 stores · Updated Jun 10, 2026
Lowest$21.28
4.4(3.1k)In Stock
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$29.14
4.8(728)Preorder
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$44.95
4.8(21.9k)Preorder
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$49.39
4.5(13.6k)Preorder
Go to StoreThis is a genuine OEM part that works for some models of Whirlpool, Jenn-Air, Kenmore, KitchenAid, Maytag, Amana, Magic Chef, Admiral, Norge, and Roper models.
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