13889/13836 Tapered Roller Bearing Specifications
Bore d (mm)
38.1
Outer D (mm)
65.088
Width B (mm)
12.7
Dynamic rating Cr (kN)
25.1
Static rating Cor (kN)
33
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 13889/13836?
RUIST 13889/13836 Tapered Roller Bearing: bore d = 38.1 mm, outer diameter D = 65.088 mm, width/height B = 12.7 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 13889/13836 carry?
Dynamic load rating Cr = 25.1 kN and static load rating Cor = 33 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 13889/13836 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 13889/13836 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 38.1 mm, OD 65.088 mm and width 12.7 mm match ISO dimensions, 13889/13836 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.