(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 300.0000

Shaft Size (ds) - 300 +0 / -0.081

Housing Bore Dia. (Dh) - 305 +0.052 / -0

Bearing Outside Diameter, Nominal(Do) - 305.000

Bearing Outside Diameter Tolerance (Do tol.) - 305.260 / 305.170

Bearing Bore after Mounting (di) - 300.282 / 300.110

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 300120
• Inner Diameter：300mm Outer Diameter：305mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-15
• Application:steam Hydraulic control element,labor insurance,plastic rolling,nail products,transportation equipment,directional control valve,wheel lathe,Cutting Machine,pneumatic Pump,mechanical annex,surgical instruments
• Similar models:AST AST2020080 AST AST2024IB16 LS GEEW20ES-2RS NMB RBT20 LS GX20N AST AST850BM3820 SIGMA GEZPR208S CX GE020XES NTN SA4-120B INA EGB1420-E50
• BEARING POWER International Trading Co.,Ltd. specialize in AST20300120 products，there is large inventory of AST AST20 300120 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST20 300120 Which AST AST20300120 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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