7220A5 Angular Contact Ball Bearing Specifications
Bore d (mm)
100
Outer D (mm)
180
Width B (mm)
34
Dynamic rating Cr (kN)
179
Static rating Cor (kN)
121
Grease limit speed (r/min)
7200
Oil limit speed (r/min)
10800
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 7220A5?
RUIST 7220A5 Angular Contact Ball Bearing: bore d = 100 mm, outer diameter D = 180 mm, width/height B = 34 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 7220A5 carry?
Dynamic load rating Cr = 179 kN and static load rating Cor = 121 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 7220A5 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 7220A5 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 100 mm, OD 180 mm and width 34 mm match ISO dimensions, 7220A5 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.