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Bearing RNA4868 (AST)
Needle Roller Bearings, Precision - Metric Series RNA4868
Bearing number : RNA4868
Size (mm) : 370x420x80
Brand : AST
Bore Diameter (mm) : 370
Outer Diameter (mm) : 420
Width (mm) : 80
Bearing dimensions and specification in AST catalogue:
(dimensions in mm)
Bearing Type - Single Row, Narrow
Outer Dia (D) - 420.0000
Width (B) - 80.0000
Dynamic Load Rating (Cr) - 640,000
Static Load Rating (Cor) - 1,940,000
Max Speed (Oil) (X1000 RPM) - 1,200
Shaft (Fw) - 370.000
Weight (g) - 14,000.00
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.
Tags : AST , 370x420x80
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