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All dimensions are in inches.

Standard Stock Material
  • Carbon Steel
  • Stainless Steel
  • Phosphorus Bronze
Unit of Measure

Manufacturer

Manufacturer

Industrial Fasteners Institute

Specifications

Product

Washers

Unit of Measure

English

Nominal Washer Size

No. 4

Nominal Washer Size (Decimal)

0.1120 in

Max. Inside Diameter (A)

0.123 in

Min. Inside Diameter (A)

0.115 in

Max. Outside Diameter (B)

0.510 in

Min. Outside Diameter (B)

0.495 in

Max. Thickness (C)

0.021 in

Min. Thickness (C)

0.017 in

Material

Carbon Steel Phosphorus Bronze Stainless Steel

Codes and Standards

Codes and Standards

ASME B18.21.1 1999