19143/19283X Tapered Roller Bearing Specifications
Bore d (mm)
36.512
Outer D (mm)
72
Width B (mm)
17.018
Dynamic rating Cr (kN)
46.9
Static rating Cor (kN)
57.8
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 19143/19283X?
RUIST 19143/19283X Tapered Roller Bearing: bore d = 36.512 mm, outer diameter D = 72 mm, width/height B = 17.018 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 19143/19283X carry?
Dynamic load rating Cr = 46.9 kN and static load rating Cor = 57.8 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 19143/19283X 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 19143/19283X replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 36.512 mm, OD 72 mm and width 17.018 mm match ISO dimensions, 19143/19283X is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.