18204X/18335X Tapered Roller Bearing Specifications
Bore d (mm)
52
Outer D (mm)
85
Width B (mm)
19.05
Dynamic rating Cr (kN)
47.8
Static rating Cor (kN)
63.9
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 18204X/18335X?
RUIST 18204X/18335X Tapered Roller Bearing: bore d = 52 mm, outer diameter D = 85 mm, width/height B = 19.05 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 18204X/18335X carry?
Dynamic load rating Cr = 47.8 kN and static load rating Cor = 63.9 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 18204X/18335X 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 18204X/18335X replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 52 mm, OD 85 mm and width 19.05 mm match ISO dimensions, 18204X/18335X is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.