(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 40.0000

Shaft Size (ds) - 40 -0.025 / -0.05

Housing Bore Dia. (Dh) - 44 +0.025 / +0

Bearing Outside Diameter, Nominal(Do) - 44.000

Bearing Outside Diameter Tolerance (Do tol.) - 44.085 / 44.045

Bearing Bore after Mounting (di) - 40.085 / 39.99

Average Clearance (Cd) - 0.0750

Wall Thickness (S3) - 2.005

Bearing Length, Nominal (B) - 12.000

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

OD Chamfer Length (Co) - 1.200

ID Chamfer Angle (B deg.) - 30

ID Chamfer Length (Ci) - 0.500

Material - Steel shell with PTFE / Polymer Fiber lining

This bearing can be used dry or with lubrication.

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

• Model Number: AST40 4012
• Inner Diameter：40mm Outer Diameter：44mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-16
• Application:Industrial,Generator,training beds etc,instrument,security equipment,Equipment,safety testing,sanitation facilities,Ball screw,packaging materials,surgical instruments
• Similar models:AST GAC40S INA EGB300100-E40 INA EGB2020-E40 CX TUP230.40 ISO GE40FO-2RS AST AST40SP1.5 AST AST4016080 AST AST0904040 INA GE40UK-2RS AST AST0903540
• BEARING POWER International Trading Co.,Ltd. specialize in AST404012 products，there is large inventory of AST AST40 4012 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST40 4012 Which AST AST404012 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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