72187/72487 Tapered Roller Bearing Specifications
Bore d (mm)
47.625
Outer D (mm)
123.825
Width B (mm)
36.513
Dynamic rating Cr (kN)
153
Static rating Cor (kN)
175
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 72187/72487?
RUIST 72187/72487 Tapered Roller Bearing: bore d = 47.625 mm, outer diameter D = 123.825 mm, width/height B = 36.513 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 72187/72487 carry?
Dynamic load rating Cr = 153 kN and static load rating Cor = 175 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 72187/72487 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 72187/72487 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 47.625 mm, OD 123.825 mm and width 36.513 mm match ISO dimensions, 72187/72487 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.