33281/33472 Tapered Roller Bearing Specifications
Bore d (mm)
71.438
Outer D (mm)
120
Width B (mm)
29.794
Dynamic rating Cr (kN)
128
Static rating Cor (kN)
197
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 33281/33472?
RUIST 33281/33472 Tapered Roller Bearing: bore d = 71.438 mm, outer diameter D = 120 mm, width/height B = 29.794 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 33281/33472 carry?
Dynamic load rating Cr = 128 kN and static load rating Cor = 197 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 33281/33472 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 33281/33472 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 71.438 mm, OD 120 mm and width 29.794 mm match ISO dimensions, 33281/33472 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.