HR30316J Tapered Roller Bearing Specifications
Bore d (mm)
80
Outer D (mm)
170
Width B (mm)
42.5
Dynamic rating Cr (kN)
340
Static rating Cor (kN)
330
Grease limit speed (r/min)
2200
Oil limit speed (r/min)
3000
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST HR30316J?
RUIST HR30316J Tapered Roller Bearing: bore d = 80 mm, outer diameter D = 170 mm, width/height B = 42.5 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST HR30316J carry?
Dynamic load rating Cr = 340 kN and static load rating Cor = 330 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST HR30316J 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 HR30316J replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 80 mm, OD 170 mm and width 42.5 mm match ISO dimensions, HR30316J is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.