NCF2228 Cylindrical Roller Bearing Specifications
Bore d (mm)
140
Outer D (mm)
250
Width B (mm)
68
Dynamic rating Cr (kN)
1020000
Static rating Cor (kN)
693000
Grease limit speed (r/min)
1500
Oil limit speed (r/min)
1200
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST NCF2228?
RUIST NCF2228 Cylindrical Roller Bearing: bore d = 140 mm, outer diameter D = 250 mm, width/height B = 68 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST NCF2228 carry?
Dynamic load rating Cr = 1020000 kN and static load rating Cor = 693000 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST NCF2228 typically used?
Cylindrical Roller Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST NCF2228 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 140 mm, OD 250 mm and width 68 mm match ISO dimensions, NCF2228 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.