Hey, I've thought about this before, but the most accurate model of the Single row angular contact ball bearings is the 71984AGAM, which is really high performance and precision.Single row angular contact ball bearings: machine tool spindles, high-frequency motors, gas turbines, centrifuges, small car front wheels, differential pinion shafts, booster pumps, drilling platforms, food machinery, dividing heads, repair welding machines, Low-noise cooling towers, electromechanical equipment, coating equipment, machine tool slot plates, arc welding machines.
I hope I can help you.
https://en.tradebearings.com/clist_126.html