31184X2 Tapered Roller Bearing Specifications
Bore d (mm)
420
Outer D (mm)
700
Width B (mm)
130
Dynamic rating Cr (kN)
2700
Static rating Cor (kN)
4990
Grease limit speed (r/min)
350
Oil limit speed (r/min)
440
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 31184X2?
RUIST 31184X2 Tapered Roller Bearing: bore d = 420 mm, outer diameter D = 700 mm, width/height B = 130 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 31184X2 carry?
Dynamic load rating Cr = 2700 kN and static load rating Cor = 4990 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 31184X2 typically used?
Tapered Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 31184X2 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 420 mm, OD 700 mm and width 130 mm match ISO dimensions, 31184X2 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.