N1938 Bearing Specifications
Bore d (mm)
190
Outer D (mm)
260
Width B (mm)
33
Dynamic rating Cr (kN)
220500
Static rating Cor (kN)
365000
Grease limit speed (r/min)
3500
Oil limit speed (r/min)
4100
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST N1938?
RUIST N1938 Bearing: bore d = 190 mm, outer diameter D = 260 mm, width/height B = 33 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST N1938 carry?
Dynamic load rating Cr = 220500 kN and static load rating Cor = 365000 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST N1938 typically used?
Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST N1938 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 190 mm, OD 260 mm and width 33 mm match ISO dimensions, N1938 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.