This bulb has an intermediate / E17 base. Thank you for pointing out the discrepancy in the light bulb specifications, we will get that corrected to reflect the right base code.
I would recommend reaching out to the manufacturer of your appliance to confirm what type of bulb is best suite for your appliance
The number in the light bulb base measures the light bulb base diameter in millimeters. This bulb has an intermediate size base, or E17, and has a base diameter of 17 millimeters. The most common base is an E26, or medium base.
Yes, it is dimmable.