(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 55.0000

Housing Bore Dia. (Dh) - 70 +0.030 / -0

Bearing Outside Diameter, Nominal(Do) - 70.000

Bearing Outside Diameter Tolerance (Do tol.) - 70 +0.030 / +0.011

Bearing Bore after Mounting (di) - 55 +0.080 / +0.030

Bearing Length, Nominal (B) - 40.000

Bearing Length Tolerance (B tol.) - -0.10 / -0.30

OD Chamfer Length (Co) - 2.000

ID Chamfer Angle (B deg.) - 15

ID Chamfer Length (Ci) - 1.200

Material - Cast bronze with solid lubricant inserts.

This bearing can be used dry under certain conditions or with lubrication.

The recommended shaft diameter tolerance depends on the application load: High load = d8, Light load = e7, High load Precision accuracy = f7

Please review the technical information.

Additional material options are available in this series.

• Model Number:AST650 557040
• Inner Diameter：55mm Outer Diameter：70mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-27
• Application:rolling machine,power source,relay,Rolling mill gear box,sheet industry,key lock,other lathe,boring bar boring bar,engine,garden machinery,disposable
• Similar models:AST AST650506580 AST AST650607450 AST AST650607530 AST AST650506070 AST AST650354520 AST AST650223225 AST AST650506560 AST AST650WC25N AST AST650506570 AST AST650202835
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