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WASHER - FLAT (Mitsubishi MB1009431)

Code: MB1009431

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Product Details

Aftermarket Replacement For
Mitsubishi
Warranty
6 months
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Fast Shipping
6 Mo. Warranty
7-Day Returns

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Ships from Whittier, CA
Call: (562) 693-7748Mon-Fri: 7:30 AM - 4 PM

A worn flat washer can compromise the clamping force of a bolted joint, leading to loosening over time. The catalog reference for this aftermarket replacement part is Mitsubishi part number MB1009431. This washer is a flat type, providing a smooth bearing surface for a fastener head or nut. Its primary mechanical function is to distribute the load of a threaded fastener evenly across the mating surface. Without a properly sized flat washer, the fastener may embed into the softer material, reducing preload and risking joint failure. In a typical assembly, this washer helps prevent galling and surface damage during tightening. Verify the serial number or application, then call (562) 693-7748.

Part number variants: MB1009431, mb1009431

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