21318EAKE4 Spherical Roller Bearing Specifications
Bore d (mm)
90
Outer D (mm)
190
Width B (mm)
43
Dynamic rating Cr (kN)
415
Static rating Cor (kN)
450
Grease limit speed (r/min)
2800
Oil limit speed (r/min)
3600
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 21318EAKE4?
RUIST 21318EAKE4 Spherical Roller Bearing: bore d = 90 mm, outer diameter D = 190 mm, width/height B = 43 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 21318EAKE4 carry?
Dynamic load rating Cr = 415 kN and static load rating Cor = 450 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 21318EAKE4 typically used?
Spherical Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 21318EAKE4 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 90 mm, OD 190 mm and width 43 mm match ISO dimensions, 21318EAKE4 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.