Timken Super Precision Bearings for Machine Tool Applications

SUPER PRECISION
Application Information
Speed:________ (RPM)
Lubrication method/name:_____________________
All fixed or with rear floating Rotation: Inner ring Outer ring
Temperature: Ambient temperature or Shaft_____________________
Housing_____________________
Bearing_____________________
Sump (if applicable)_____________________
External Load Information
Internal drive (i.e. motorized spindle)
D
A
External drive loads
Direct drive
Belt drive or chain drive
F belt or chain :_________________ or HP:_________________
D m (pitch diameter):_________________
Single chain Double chain V belt
Gear drive
Spur Helical Herringbone Straight bevel Spiral bevel
Torque or HP
Gear mesh point
Drive or driven
Location
Pitch diameter (1) (1)
Pressure angle
Hand (L/R) N/A N/A N/A
Mean working diameter N/A N/A N/A
Helix angle N/A N/A N/A
Apex (L/R) N/A N/A N/A
Pitch angle N/A N/A N/A
Spiral angle N/A N/A N/A N/A
Number of teeth (1) (1) (1) (1) (1)
Gear thickness (1) (1) (1) (1) (1)
Tooth length N/A N/A N/A (1) (1)
Do not invert sense of rotation N/A N/A N/A
Internal meshing N/A N/A
(1) Optional fields.
External loads Radial:_________________ Axial location: ________________________________
Axial:_________________ Reversing?
Moment:_________________
Customer requirements (i.e. L 10 life, stiffness, accuracy, etc.):______________________________________________
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248 TIMKEN MACHINE TOOL CATALOG