NSK NU421 Cylindrical roller bearings
Also known as : NU421, NU421M
- Inside Diameter: 105 mm
- Outside Diameter: 260 mm
- Width: 60 mm
- Basic dynamic load rating: 495 kN
- Basic static load rating: 555 kN

NSK NU421 Bearing
NSK NU421 Bearing details
model | NU421 |
---|---|
d | 105 mm |
D | 260 mm |
B | 60 mm |
rmin. | 4.0 mm |
r1 min. | 4 mm |
Fw | 144.5 mm |
Cr |
495000 N 50500 kgf |
C0r |
555000 N 56500 kgf |
Limiting speeds | 2400 min-1 (Grease) |
Limiting speeds | 3000 min-1 (Oil) |
db min | 121 mm |
db max | 141 mm |
Da | 244.0 mm |
ra | 3.0 mm |
rb | 3 mm |
Mass | 17.300 kg (approx.) |
NSK NU421 roller bearings, NU type, cylindrical roller bearings, single-Row.

NSK NU421 bearing cross reference

NSK NU1021 bearing
105mm x 160mm x 26mm

NSK NU221EM bearing
105mm x 190mm x 36mm

NSK NU321 bearing
105mm x 225mm x 49mm

FAG NU421-XL-M1 bearing
105mm x 260mm x 60mm

NSK N221M bearing
105mm x 190mm x 36mm

NSK N321M bearing
105mm x 225mm x 49mm

NSK N1021 bearing
105mm x 160mm x 26mm

NSK N421M bearing
105mm x 260mm x 60mm

NSK NF1021 bearing
105mm x 160mm x 26mm

NSK NF221M bearing
105mm x 190mm x 36mm

NSK NF321M bearing
105mm x 225mm x 49mm
