NU2311EA Cylindrical Roller Bearing Specifications
Bore d (mm)
55
Outer D (mm)
120
Width B (mm)
43
Dynamic rating Cr (kN)
230
Static rating Cor (kN)
233.5
Grease limit speed (r/min)
6300
Oil limit speed (r/min)
5300
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE NU2311EA?
RAYSDE NU2311EA Cylindrical Roller Bearing: bore d = 55 mm, outer diameter D = 120 mm, width/height B = 43 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE NU2311EA carry?
Dynamic load rating Cr = 230 kN and static load rating Cor = 233.5 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE NU2311EA typically used?
Cylindrical Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RAYSDE NU2311EA replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 55 mm, OD 120 mm and width 43 mm match ISO dimensions, NU2311EA is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.