(dimensions in inches)

Bearing Type - straight

Shaft Dia., Nominal (d) - 1.2500

Shaft Size (ds) - 1.2387 / 1.2371

Housing Bore Dia. (Dh) - 1.4072 / 1.4062

Bearing Outside Diameter, Nominal(Do) - 1.406

Bearing Bore after Mounting (di) - 1.2452 / 1.2414

Average Clearance (Cd) - 0.0050

Wall Thickness (S3) - 0.082

Bearing Length, Nominal (B) - 0.750

Bearing Length Tolerance (B tol.) - +.010 / -0.010

OD Chamfer Length (Co) - 0.045

ID Chamfer Angle (B deg.) - 30

ID Chamfer Length (Ci) - 0.020

Lube Hole Dia. (dl) - 0.250

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 20IB12
• Inner Diameter：31,75mm Outer Diameter：35,7124mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-17
• Application:directional control valve,granulator,Industry,medical equipment,pump accessories,Security Equipment,wall materials,Power equipment,luminescent reagent,key lock,Handling machinery and various industrial machinery
• Similar models:SKF PCM222520M CX SIL20 AST GEC320HCS SKF PCZ2028M AST ASTT902220 SKF PCM404420E INA GE20HO-2RS AST AST112520 INA GE120-SX AST ASTT90120100
• BEARING POWER International Trading Co.,Ltd. specialize in AST2020IB12 products，there is large inventory of AST AST20 20IB12 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST20 20IB12 Which AST AST2020IB12 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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