399A/394AB Tapered Roller Bearing Specifications
Bore d (mm)
68.262
Outer D (mm)
110
Width B (mm)
22
Dynamic rating Cr (kN)
91.6
Static rating Cor (kN)
125
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 399A/394AB?
RUIST 399A/394AB Tapered Roller Bearing: bore d = 68.262 mm, outer diameter D = 110 mm, width/height B = 22 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 399A/394AB carry?
Dynamic load rating Cr = 91.6 kN and static load rating Cor = 125 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 399A/394AB 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 399A/394AB replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 68.262 mm, OD 110 mm and width 22 mm match ISO dimensions, 399A/394AB is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.