Bearing RNA4838 (AST)

Needle Roller Bearings, Precision - Metric Series RNA4838

Bearing number : RNA4838

Size (mm) : 210x240x50

Brand : AST

Bore Diameter (mm) : 210

Outer Diameter (mm) : 240

Width (mm) : 50

Bearing dimensions and specification in AST catalogue:

(dimensions in mm)

Bearing Type - Single Row, Narrow

Outer Dia (D) - 240.0000

Width (B) - 50.0000

Dynamic Load Rating (Cr) - 227,000

Static Load Rating (Cor) - 690,000

Max Speed (Oil) (X1000 RPM) - 2,200

Shaft (Fw) - 210.000

Weight (g) - 3,210.00

Material - 52100 Chrome steel, or equivalent

The bearing must be used with a hardened inner ring, or a hardened shaft.

Some sizes are available with either a single seal or two seals.

Designation

Bore Dia, mm

Outer Dia, mm: