TO23

IADC CODE 2-3-1
Non-sealed ball and roller bearing

FORMATION: Moderately hard streaks(hard shales, calcite, mudstones, dolomite, anhydeites, cherry limestones).

CUTTING STRUCTURE: The TO23 has shorter tooth length and more close spacing on inner rows than TO22. Full hardfacing is applied on inner row teeth to give maximum tooth life. The gage rows are T-shaped for gage face protection..

Journal Angle – 36°
Skew Angle – 2°
Gage Row Tooth Shape – T

ROTARY SPEED
150 – 60 RPM