Yes, heim as in Kleenex, band aid, etc.
Heim joint, for your race car.
Spherical bearing (or bushing) for your 1988 Mercedes, BMW, and a million other factory fresh cars.
Elastomer Whiteline bushings
Stock inner bushing.
All of the stock looking LCAs with slots and cam bolts use a spherical inner bearing. The Whitelines replace that bearing with elastomer bushings for STX compliance. Heim joints (as everyone in the world refers to them as) go on race cars.
We're talking about lower control arms. They are rated to be lower control arms. Except for those $25 Chinese child labor rips offs. Those probably aren't rated for much.