HR30317DJ Tapered Roller Bearing Specifications
Bore d (mm)
85
Outer D (mm)
180
Width B (mm)
44.5
Dynamic rating Cr (kN)
320
Static rating Cor (kN)
315
Grease limit speed (r/min)
1900
Oil limit speed (r/min)
2600
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST HR30317DJ?
RUIST HR30317DJ Tapered Roller Bearing: bore d = 85 mm, outer diameter D = 180 mm, width/height B = 44.5 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST HR30317DJ carry?
Dynamic load rating Cr = 320 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 HR30317DJ 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 HR30317DJ replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 85 mm, OD 180 mm and width 44.5 mm match ISO dimensions, HR30317DJ is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.