(dimensions in mm)

Bearing Type - metal with bronze and graphite

Shaft Dia., Nominal (d) - 12.0000

Shaft Size (ds) - 12 +0 / -0.027

Housing Bore Dia. (Dh) - 14 +0.018 / -0

Bearing Outside Diameter, Nominal(Do) - 14.000

Bearing Bore after Mounting (di) - 12 +0.148 / +0.010

Average Clearance (Cd) - 0.0900

Wall Thickness (S3) - 0.965

Bearing Length, Nominal (B) - 20.000

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

OD Chamfer Length (Co) - 0.600

ID Chamfer Angle (B deg.) - 35

ID Chamfer Length (Ci) - 0.300

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 1220
• Inner Diameter：12mm Outer Diameter：14mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-28
• Application:internal combustion engine,hardware,motor,food packaging,woodworking machinery,Plastic molding,spectrometer,thin metal materials,set bacteria instrument,industry test,Surveying Surveying Instruments
• Similar models:AST AST850SM2410 AST AST850SM130100 AST AST850SM9560 AST AST850BM3220 AST AST850BM2410 AST AST850SM7080 AST AST850BM140100 AST AST850SM105100 AST AST850BM4050 AST AST850SM2520
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