45285A/45220 Tapered Roller Bearing Specifications
Bore d (mm)
50.8
Outer D (mm)
104.775
Width B (mm)
30.162
Dynamic rating Cr (kN)
142
Static rating Cor (kN)
189
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 45285A/45220?
RUIST 45285A/45220 Tapered Roller Bearing: bore d = 50.8 mm, outer diameter D = 104.775 mm, width/height B = 30.162 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 45285A/45220 carry?
Dynamic load rating Cr = 142 kN and static load rating Cor = 189 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 45285A/45220 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 45285A/45220 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 50.8 mm, OD 104.775 mm and width 30.162 mm match ISO dimensions, 45285A/45220 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.