This spring washer is an OEM part that is designed to fit your chainsaw perfectly. The spring washer is a thin plate with a hole in the middle. It is located underneath the nut that secures the flywheel. The purpose of the washer is to evenly distribute the weight of the bolt that is fastened to it. The spring washer is an important part ...Read morebecause it prevents fastening and loosening as the chainsaw vibrates. If this part is warped or damaged in any way, it should be replaced.
This is an authentic Makita replacement part, sourced from the original manufacturer for use with chainsaws. The metal pan head screw is commonly used to fasten the hood that covers the air filter assembly. This item is available as an individual replacement part, please note the hood is available separately.