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Unit of Measure

Manufacturer

Manufacturer

Industrial Fasteners Institute

Specifications

Product

Socket Screws

Unit of Measure

English

Nominal Screw Size

4 in

Nominal Screw Size (Decimal)

4.0000 in

Min. Thread to Head Screw (N)

3.823 in

Max. Fillet Juncture Diameter at Bearing Surface (F)

4.340 in

Min. Fillet Juncture Diameter at Bearing Surface (F)

4.286 in

Max. Fillet Length (FL)

0.289 in

Min. Juncture Radius (R)

0.143 in

Max. Full Body Unthreaded Length Body Diameter (D)

4.0000 in

Min. Full Body Unthreaded Length Body Diameter (D)

3.9762 in

Codes and Standards

Codes and Standards

ASME B18.3 2002