(dimensions in mm)

Bearing Type - straight

Shaft Dia., Nominal (d) - 70.0000

Shaft Size (ds) - 70 +0 / -0.046

Housing Bore Dia. (Dh) - 75 +0.030 / -0

Bearing Outside Diameter, Nominal(Do) - 75.000

Bearing Outside Diameter Tolerance (Do tol.) - 75.100 / 75.055

Bearing Bore after Mounting (di) - 70.200 / 70.080

Average Clearance (Cd) - 0.1630

Wall Thickness (S3) - 2.438

Bearing Length, Nominal (B) - 40.000

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) - 8.000

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 7040
• Inner Diameter：70mm Outer Diameter：75mm Width：mm
• Type：Plain Bearings
• Update date：2025-04-24
• Application:special broaching machine,Roller mill,teaching equipment,sawing machine,Security Equipment,industrial skin care,root canal filling,surgical instruments,Optical detection,textile machinery,transistor fittings
• Similar models:INA EGF12090-E40 SKF SILQG20ES CX GE020ES ZEN GE20ES AST AST208560 IKO GE120GS-2RS AST AST20280100 AST AST0902520 INA EGB1220-E40 ISO GE320DO
• BEARING POWER International Trading Co.,Ltd. specialize in AST207040 products，there is large inventory of AST AST20 7040 . We has been built up long-term cooperation with AST company, could make a bulk order of the AST20 7040 Which AST AST207040 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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