6028DDU Deep Groove Ball Bearing Specifications
Bore d (mm)
140
Outer D (mm)
210
Width B (mm)
33
Dynamic rating Cr (kN)
121
Static rating Cor (kN)
109
Grease limit speed (r/min)
1800
Oil limit speed (r/min)
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Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 6028DDU?
RUIST 6028DDU Deep Groove Ball Bearing: bore d = 140 mm, outer diameter D = 210 mm, width/height B = 33 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 6028DDU carry?
Dynamic load rating Cr = 121 kN and static load rating Cor = 109 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 6028DDU typically used?
Deep Groove Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 6028DDU replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 140 mm, OD 210 mm and width 33 mm match ISO dimensions, 6028DDU is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.