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  • Nominal washer sizes are intended for use with comparable nominal screw or bolt sizes.
  • Inside and outside diameters shall be concentric within at least the inside diameter tolerance.
  • The 0.734" and 1.469" outside diameters avoid washers which could be used in coin operated devices.
  • Washers shall be flat within 0.005" for basic outside diameters up to and including 0.875" and within 0.010" for larger outside diameters.
Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Washers

Unit of Measure

N/A English

Nominal Washer Size

N/A No. 0

Nominal Washer Size (Decimal)

N/A 0.0600 in

Series

N/A Narrow

Basic Inside Diameter (A)

N/A 0.068 in

Tolerance for Inside Diameter (A)

N/A +0.000 in-0.005 in

Basic Outside Diameter (B)

N/A 0.125 in

Tolerance for Outside Diameter (B)

N/A +0.000 in-0.005 in

Basic Thickness (C)

N/A 0.025 in

Max. Thickness (C)

N/A 0.028 in

Min. Thickness (C)

N/A 0.022 in

Codes and Standards

Codes and Standards

N/A ASME B18.22.1 1965 (R1998)