(dimensions in mm)

Bearing Type - metal with bronze and graphite

Shaft Dia., Nominal (d) - 20.0000

Shaft Size (ds) - 20 +0 / -0.033

Housing Bore Dia. (Dh) - 23 +0.021 / -0

Bearing Outside Diameter, Nominal(Do) - 23.000

Bearing Bore after Mounting (di) - 20 +0.161 / +0.020

Average Clearance (Cd) - 0.1070

Wall Thickness (S3) - 1.460

Bearing Length, Nominal (B) - 20.000

Bearing Length Tolerance (B tol.) - +0 / -0.40

OD Chamfer Length (Co) - 0.700

ID Chamfer Angle (B deg.) - 35

ID Chamfer Length (Ci) - 0.500

This bearing can be used dry but occasional lubrication with oil is recommended.

Please review the technical information on the requirements for the mating shaft.

• Model Number: AST850SM 2020
• Inner Diameter：20mm Outer Diameter：23mm Width：mm
• Type：Plain Bearings
• Update date：2025-04-23
• Application:axle lathe,other lathe,air purification,marine test,electromagnetic clutch,vertical processing,roller lathe,Perfusion device,Surveying Surveying Instruments,light therapy instrument,Storage Tool
• Similar models:AST AST850SM6030 AST AST850BM2525 AST AST850BM2430 AST AST850BM9050 AST AST850SM2215 AST AST850BM8530 AST AST850SM7040 AST AST850SM105100 AST AST850SM1220 AST AST850SM2210
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