IR45X50X25.5 Needle Roller Bearing Specifications
Bore d (mm)
45
Outer D (mm)
50
Width B (mm)
25.5
Dynamic rating Cr (kN)
—
Static rating Cor (kN)
—
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE IR45X50X25.5?
RAYSDE IR45X50X25.5 Needle Roller Bearing: bore d = 45 mm, outer diameter D = 50 mm, width/height B = 25.5 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE IR45X50X25.5 carry?
Dynamic load rating Cr = — kN and static load rating Cor = — kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE IR45X50X25.5 typically used?
Needle Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE IR45X50X25.5 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 45 mm, OD 50 mm and width 25.5 mm match ISO dimensions, IR45X50X25.5 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.