Home » Bearings Catalog » Bushings » AST20 - Steel Shell with POM Plastic Liner - Inch and Metric » Metric Series » AST20 WC52

AST20 WC52

Category: Metric Series

  1. Lubricate the bearing prior to installation.
  2. Please review the technical information on the requirements for the mating shaft.
Attributes Values
Bearing Type thrust washer
Shaft Dia., Nominal (d) 50.0000
Bearing Outside Diameter, Nominal(Do) 78.000
Washer Inside Diameter, Nominal (di) 52
Washer Inside Diameter Tolerance (di tol.) +0.25 / -0
Washer Outside Diameter, Nominal (Do) 78
Washer Outside Diameter Tolerance (Do tol.) +0 / -0.25
Washer Thickness, Nominal (S3) 2
Washer Thickness Tolerance (S3 tol.) +0 / -0.05
Mounting Hole Dia. (dm) 4.000
Mounting Hole Pitch Dia. (dp) 65
Housing Counterbore Depth (Ha) 1.50
Housing Counterbore Depth Tolerance (Ha tol.) +0.2 / -0.2
Housing Counterbore Diameter, Nominal (HD) 78.000
Housing Counterbore Diameter Tolerance (HD tol.) +0.12 / 0
Material Carbon steel shell with POM plastic liner
Additional Information
Tolerances and Precision
Internal Clearance
Fitting and Mounting
Load and Life Calculation Information
eDrawings file (.ePRT, eASM)
The information in AST Bearings herein is provided for informational purposes only. This information should not be relied upon for design, development or other purposes.
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