M278749DW-M278710 - Double Row Tapered Roller Bearings

model	M278749DW-M278710
type	bearing
Cone Part Number	M278749DW
Cup Part Number	M278710
Metering System	Imperial
Bearing Type	Roller
Roller Bearing Type	Tapered roller
Load Direction	Radial force and axial force
Structure	Double row
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
Double Cone Width	11.25"
Double Cone Width	+0.076" to -0.254"
Cup width	4.75"
Cup Width	+0.051" to -0.254"
Bearing width across cup body	11.2499"
Bearing width across cup	+0.381" to-0.381"
Cone back to clearance radius	0.13"
Cup back to cleaning radius	0.25"
Cup front backing diameter	23.98"
Cup backing diameter	29.76"
Dynamic Radial Load	1770000 lbf
Ferrule Material	51200 Chrome steel
Roller material	51200 Chrome steel
Cage Material	Pin-Type
Dynamic Radial Rating (90 million revolutions in two columns)	264000 lbf
Dynamic Thrust Rating (90 million rpm) (Ca90)	150000 lbf
Dynamic Radial Rating (90 million revolutions in two columns)	460000 lbf
Lubricant	Lubricant Added
Temperature Range	-30° to 110 °C
ABEC Standard	ABEC-1
Clearance Range	Standard (applicable to C3/C4/C5)
RoHS Standard	Conform
REACH Standard	Conform
Weight	1059.70 lb

Information