HM807040/JHM807012 Tapered Roller Bearing Specifications
Bore d (mm)
44.45
Outer D (mm)
105
Width B (mm)
36.873
Dynamic rating Cr (kN)
159
Static rating Cor (kN)
223
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST HM807040/JHM807012?
RUIST HM807040/JHM807012 Tapered Roller Bearing: bore d = 44.45 mm, outer diameter D = 105 mm, width/height B = 36.873 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST HM807040/JHM807012 carry?
Dynamic load rating Cr = 159 kN and static load rating Cor = 223 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST HM807040/JHM807012 typically used?
Tapered Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST HM807040/JHM807012 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 44.45 mm, OD 105 mm and width 36.873 mm match ISO dimensions, HM807040/JHM807012 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.