(dimensions in mm)

Bearing Type - metal with bronze and graphite

Shaft Dia., Nominal (d) - 18.0000

Shaft Size (ds) - 18 +0 / -0.027

Housing Bore Dia. (Dh) - 20 +0.021 / -0

Bearing Outside Diameter, Nominal(Do) - 20.000

Bearing Bore after Mounting (di) - 18 +0.151 / +0.010

Average Clearance (Cd) - 0.0930

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 1820
• Inner Diameter：18mm Outer Diameter：20mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-11
• Application:Spectrum Products,lathe,metal mold,pump,engine,mechanical annex,magnetic elements,Rolling mill gear box,pressure control valve,tapping machine,Hydraulic Equipment
• Similar models:AST AST850BM85100 AST AST850BM10080 AST AST850SM2210 AST AST850BM4540 AST AST850BM2815 AST AST850BM6040 AST AST850SM120100 INA GE850DW AST AST850BM2820 AST AST850SM2825
• BEARING POWER International Trading Co.,Ltd. specialize in AST850SM1820 products，there is large inventory of AST AST850SM 1820 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST850SM 1820 Which AST AST850SM1820 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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