4E312QT Deep Groove Ball Bearing Specifications
Bore d (mm)
60
Outer D (mm)
130
Width B (mm)
31
Dynamic rating Cr (kN)
82
Static rating Cor (kN)
50
Grease limit speed (r/min)
5000
Oil limit speed (r/min)
6000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 4E312QT?
RUIST 4E312QT Deep Groove Ball Bearing: bore d = 60 mm, outer diameter D = 130 mm, width/height B = 31 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 4E312QT carry?
Dynamic load rating Cr = 82 kN and static load rating Cor = 50 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 4E312QT 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 4E312QT replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 60 mm, OD 130 mm and width 31 mm match ISO dimensions, 4E312QT is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.