Originally Posted by
mini

I was browsing another site on a non aircraft related matter and whilst down that rabbit hole I came across an image that intrigued me.
The picture posted is from a Safran undercarriage repair facility.
Can anyone explain the channel arrangement cut into the bronze (?) bushing. How is it lubricated? what is the material?
Thanks in advance.
Material is probably phosphor bronze or possibly beryllium copper, which is a nightmare to work with health and safety wise.