7218CM Angular Contact Ball Bearing Specifications
Bore d (mm)
90
Outer D (mm)
160
Width B (mm)
30
Dynamic rating Cr (kN)
122
Static rating Cor (kN)
105
Grease limit speed (r/min)
6300
Oil limit speed (r/min)
9000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 7218CM?
RUIST 7218CM Angular Contact Ball Bearing: bore d = 90 mm, outer diameter D = 160 mm, width/height B = 30 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 7218CM carry?
Dynamic load rating Cr = 122 kN and static load rating Cor = 105 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 7218CM typically used?
Angular Contact Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 7218CM replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 90 mm, OD 160 mm and width 30 mm match ISO dimensions, 7218CM is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.