(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 280.0000

Shaft Size (ds) - 280 +0 / -0.081

Housing Bore Dia. (Dh) - 285 +0.052 / -0

Bearing Outside Diameter, Nominal(Do) - 285.000

Bearing Outside Diameter Tolerance (Do tol.) - 285.260 / 285.170

Bearing Bore after Mounting (di) - 280.282 / 280.110

Average Clearance (Cd) - 0.2320

Wall Thickness (S3) - 2.418

Bearing Length, Nominal (B) - 120.000

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

OD Chamfer Length (Co) - 1.800

ID Chamfer Angle (B deg.) - 45

ID Chamfer Length (Ci) - 0.800

Lube Hole Dia. (dl) - 9.500

Material - Carbon steel shell with POM plastic liner

Lubricate the bearing prior to installation.

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

• Model Number: AST20 280120
• Inner Diameter：280mm Outer Diameter：285mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-17
• Application:roller lathe,sheet industry,small diesel generators,Pump,food testing,Perfusion device,Material handling equipment,large agricultural machinery,plastic molding,drawing die,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving
• Similar models:LS GX20T CX TUP128.20 NTN SA1-20BSS ISO GE120FW-2RS AST ASTEPB1820-20 SKF PCM200205100M LS GE20C SKF GEH20ES-2LS LS GE20ES-2RS AST AST65010012060
• BEARING POWER International Trading Co.,Ltd. specialize in AST20280120 products，there is large inventory of AST AST20 280120 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST20 280120 Which AST AST20280120 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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