HR30318DJ Tapered Roller Bearing Specifications
Bore d (mm)
90
Outer D (mm)
190
Width B (mm)
46.5
Dynamic rating Cr (kN)
325
Static rating Cor (kN)
315
Grease limit speed (r/min)
1800
Oil limit speed (r/min)
2400
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST HR30318DJ?
RUIST HR30318DJ Tapered Roller Bearing: bore d = 90 mm, outer diameter D = 190 mm, width/height B = 46.5 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST HR30318DJ carry?
Dynamic load rating Cr = 325 kN and static load rating Cor = 315 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST HR30318DJ 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 HR30318DJ replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 90 mm, OD 190 mm and width 46.5 mm match ISO dimensions, HR30318DJ is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.