M278749-M278710
M278749-M278710
model M278749-M278710
type bearing
Cone Part Number M278749
Cup Part Number M278710
Metering System Imperial
Bearing Type Roller
Roller Bearing Type Tapered roller
Load Direction Radial force and axial force
Structure Single Column
Seal Type Open
Outer ring type Standard Type
series M278700
Inside Diameter 22.5"
Inner Diameter Tolerance +0.051" to 0
Outer Diameter 32"
Outer Diameter Tolerance +0.076" to 0
Cone Width 6.125"
Cone Width +0.076" to -0.254"
Cup width 4.75"
Cup Width +0.051" to -0.254"
Width 6.125"
Width Tolerance +0.381" to-0.381"
Cone back to clearance radius 0.25"
Cup back to cleaning radius 0.250"
Tapered Front Backing Diameter 28.46"
Tapered backing diameter 24.21"
Cup front backing diameter 30.47"
Cup backing diameter 29.76"
Cage cone front clearance 0.34"
Cage cone back clearance 0.53"
Effective central location -0.45"
Ferrule Material 51200 Chrome steel
Roller material 51200 Chrome steel
Cage Material Pin-Type
Dynamic Radial Load 1020000 lbf
Static Radial Load 2370000 lbf
Dynamic Radial Rating (90 million rpm) (C90) 264000 lbf
Dynamic Thrust Rating (90 million rpm) (Ca90) 150000 lbf
Lubricant Lubricant Added
Temperature Range -30° to 110 °C