HR33018J Tapered Roller Bearing Specifications
Bore d (mm)
90
Outer D (mm)
140
Width B (mm)
39
Dynamic rating Cr (kN)
270
Static rating Cor (kN)
360
Grease limit speed (r/min)
2400
Oil limit speed (r/min)
3200
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST HR33018J?
RUIST HR33018J Tapered Roller Bearing: bore d = 90 mm, outer diameter D = 140 mm, width/height B = 39 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST HR33018J carry?
Dynamic load rating Cr = 270 kN and static load rating Cor = 360 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST HR33018J 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 HR33018J replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 90 mm, OD 140 mm and width 39 mm match ISO dimensions, HR33018J is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.