HM256849DW-HM256810 TDI (Two-Row Double Inner Race) (Imperial)
Part Number HM256849DW-HM256810
System of Measurement Inch
Type Bearing
Cone Part Number HM256849DW
Cup Part Number HM256810
Bearing Type Roller
Roller Bearing Type Tapered Roller
For Load Direction Combined
Construction Double Row
Seal Type Open
Cups Type Standard
Series HM256800
Bore Dia 11.8125"
Bore Dia Tolerance +0.001" to 0
Outer Dia 16.625"
Outer Dia Tolerance +0.002" to 0
Double Cone Width 5.9375"
Double Cone Width Tolerance +0.003" to -0.01
Cup Width 2.5"
Cup Width Tolerance +0.002" to -0.01
Bearing Width Across Cups 5.9375"
Bearing Width Across Cups Tolerance +0.014" to -0.01"
Cone Backface ToClear Radius 0.13"
Cup Backface ToClear Radius 0.13"
Cup Frontface Backing Diameter 12.68"
Cup Backface Backing Diameter 15.51"
Dynamic Radial Load 508000 lbf
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Pin-Type
Dynamic Radial Rating(One Row 90 Million Revolutions) 75600 lbf
Dynamic Thrust Rating(90 Million Revolutions) 43600 lbf
Dynamic Radial Rating(Two Row 90 Million Revolutions) 132000 lbf
Lubrication Required
Temperature Range -30° to 110 °C
ABEC Rating ABEC-1
Radial Clearance Standard (Available in C3/C4/C5)
RoHS Compliant
REACH Compliant
Weight 145.60 lb