BearingBrain
Parts Intelligence
Part page

NTN NU 321 ECJ/C3

Cylindrical · Open
Ø105Ø22549
Bore
105 mm
Outside dia
225 mm
Width
49 mm
Dynamic C
500.0 kN
Static C0
500.0 kN
Speed grease
3,200 rpm
Speed oil
3,800 rpm
Clearance
C3
Precision
P0
Weight
11.963 kg
Evidence

catalog-search · eligible · eval ship · deterministic executor · partsbrain pull 2026-09-08

Interchange family — 8 records

Part numberManufacturerBore×OD×WidthC
NU 321 ECJ/C3FAG (Schaeffler)105×225×49500.0 kN
NU 321 ECJ/C3Timken105×225×49500.0 kN
NU 321 ECJ/C3RBC Bearings105×225×49500.0 kN
NU 321 ECJ/C3Peer Bearing105×225×49500.0 kN
NU 321 ECJ/C3KOYO (JTEKT)105×225×49500.0 kN
NU 321 ECJ/C3INA (Schaeffler)105×225×49500.0 kN
NU 321 ECJ/C3MinebeaMitsumi (NMB)105×225×49500.0 kN
NU 321 ECJ/C3Nachi Fujikoshi105×225×49500.0 kN