[OkDually]

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[OkDually]

Hi, it's a mitsubishi caterpillar forklift
year 2006
Model: DP20CN

The crush washers can be removed with a pick or sharp edge like a knife to get at any left over material within the groove.
They are meant as a one-time use washer so when they get crushed they need to be replaced before you reinstall the injector