When replacing this M5 x 20 Hex-Head Bolt, compliment it with the new parts that interface with it at the same time. This might be a flat or spring washer, perhaps an M5 nut?
Mixing up old fastener components with new can lead to problems when reassembling.
Other lengths of M5 Bolts you may wish to consider:
Please make sure that the part numbers you order are compatible with your model. For other useful bolts and fasteners for use now, or in the future, try browsing our online schematic for your model, and make sure you are not without that important part when you need it most!