Turbo ceramic ball bearing 10mm shaft GT37R, GT40R, GT42R, GT45R, GTX is widely used some turbos, and some of them are:
GT37R, GT40R, GT42R, GT45R, GTX (Billet Comp. Wheel) & T04Z Series Turbos
Precision 5031E 6262 6266 GEN 1 bearing
The dimensions of the bearing is:
10mm x 28.20mm x 55.20mm
Locating pin hole 8mm
Drainage hole 12mm

Check out other shaft sizes or types of turbo ceramic ball bearings here:
Turbo ceramic ball bearing 8mm shaft GT/X25, GT/X28, GTX/30, GT/X35
http://www.okamins.com/ballbearingGT283035
Turbo Ball Bearing Repair Kit Rebuild Kit GT25R GT28R GT30R GT35R
http://www.okamins.com/bbrepairkitGT30R
Ceramic ball bearing for turbo G25
http://www.okamins.com/ballbearingG25
Turbo ceramic ball bearing 13mm shaft GTX42 GTX45
http://www.okamins.com/turboballbearing13mm
Turbo ceramic ball bearing 10mm shaft x 28.20mm x 55.20mm GT37R, GT40R, GT42R, GT45R, GTX
http://www.okamins.com/turboballbearing10mm
Turbo ceramic ball bearing 10mm shaft x 28.20mm x 44.55mm GTX37 GTX40 GTX42 GTX45
http://www.okamins.com/turbobb10mm2
Turbo ceramic ball bearing 6mm shaft Benz 802774-0006 etc.
http://www.okamins.com/turboballbearing6mm
Turbo ceramic ball bearing 10mm shaft x 28.20mm x 44.55mm GTX37 GTX40 GTX42 GTX45
Turbo ceramic ball bearing 13mm shaft GTX42 GTX45
Turbine shaft wheel T04B T04E TB41 64.60×74.20mm 11B
