NU304EA Cylindrical Roller Bearing Specifications
Bore d (mm)
20
Outer D (mm)
52
Width B (mm)
15
Dynamic rating Cr (kN)
26000
Static rating Cor (kN)
36000
Grease limit speed (r/min)
16000
Oil limit speed (r/min)
13500
Frequently Asked Questions / FAQ
What are the exact dimensions of RAYSDE NU304EA?
RAYSDE NU304EA Cylindrical Roller Bearing: bore d = 20 mm, outer diameter D = 52 mm, width/height B = 15 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RAYSDE NU304EA carry?
Dynamic load rating Cr = 26000 kN and static load rating Cor = 36000 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RAYSDE NU304EA 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 NU304EA replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 20 mm, OD 52 mm and width 15 mm match ISO dimensions, NU304EA is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.