25583/25519 Tapered Roller Bearing Specifications
Bore d (mm)
44.45
Outer D (mm)
82.55
Width B (mm)
34.29
Dynamic rating Cr (kN)
83.8
Static rating Cor (kN)
111
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 25583/25519?
RUIST 25583/25519 Tapered Roller Bearing: bore d = 44.45 mm, outer diameter D = 82.55 mm, width/height B = 34.29 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 25583/25519 carry?
Dynamic load rating Cr = 83.8 kN and static load rating Cor = 111 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 25583/25519 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 25583/25519 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 44.45 mm, OD 82.55 mm and width 34.29 mm match ISO dimensions, 25583/25519 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.