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NUT - JAM (Komatsu KO3ED-31-41280)

Code: KO3ED-31-41280

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Product Details

Aftermarket Replacement For
Komatsu
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 damaged jam nut can allow threaded fasteners to loosen under vibration, leading to mechanical misalignment. This aftermarket replacement part references Komatsu catalog number KO3ED-31-41280. The jam nut is a thin hex nut used to lock another nut in place by jamming against it. Its plain mechanical function is to provide a secondary locking force on a threaded stud or bolt. If the jam nut fails, the primary fastener may back out, causing joint separation or component shift. During routine service, a loose jam nut often indicates thread wear or improper torque. Verify the serial number or application, then call (562) 693-7748.

Part number variants: KO3ED-31-41280, ko3ed-31-41280, KO3ED3141280, ko3ed3141280

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