Cylindrical roller bearings

Structure classification

Single row cylindrical roller bearings
Double row cylindrical roller bearings
Four row cylindrical roller bearings


Cylindrical roller bearing has a tapered hole

Cylindrical roller bearing outer ring has a locking groove

Cylindrical roller bearing outer ring without a guard (N0000 series)

Cylindrical roller bearing with double lock ring

Cylindrical roller bearing with helical baffle ring

Cylindrical roller bearings with inner ring have single guard (NJ0000 series)

Cylindrical roller bearings with outer ring have single guard

The outer cylindrical roller bearing

Size Range

1, miniature bearings, nominal diameter size range: 26 mm or less
2, small bearings, nominal diameter size range: 28 to 55mm
3, small-medium bearings, nominal diameter size range: 60-115mm
4, large-medium bearings, nominal diameter size range: 120-400mm
5, large bearings, nominal diameter size range: 200-430mm
6, oversize bearings, nominal diameter size range: 440mm or more


Series Range

Single row cylindrical roller bearings: N、NU、NJ、NF、NUP、NFP、NH(NJ+HJ)
Double row cylindrical roller bearings: Cylindrical inner hole、Conical bore、NN、NNU、NNF
Four row cylindrical roller bearings: FC、FCD
Precision grade: PO, P6, P5, P4, P2


Applications

Large and medium-sized motor, locomotives, spindle, internal combustion engines, generators, gas turbines, reducer, rolling mill, vibrating screen and lifting transportation machinery, etc