General Note:
This product is designed and recommended for light fastening applications such as guards, hinges, etc. It is not suggested for use in critical high strength applications where socket head cap screws should normally be used.

Notes:
  • Nominal Size. Where specifying nominal size in decimals, zeros preceding decimal and in the fourth decimal place shall be omitted.
  • Head Height. Tabulated head heights represent metal-to-metal measurements
Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Socket Screws

Unit of Measure

N/A English

Nominal Size or Basic Screw Diameter

N/A 1/2 in

Nominal Size or Basic Screw Diameter (Decimal)

N/A 0.5000 in

Max. Head Diameter (A)

N/A 0.875 in

Min. Head Diameter (A)

N/A 0.851 in

Max. Head Height (H)

N/A 0.265 in

Min. Head Height (H)

N/A 0.245 in

Ref. Head Side Height (S)

N/A 0.046 in

Nom. Spline Socket Size (M)

N/A 0.372 in

Nom. Hexagon Socket Size (J)

N/A 5/16 in

Nom. Hexagon Socket Size Decimal (J)

N/A 0.312 in

Min. Key Engagement (T)

N/A 0.175 in

Max. Fillet Transition Diameter (F)

N/A 0.560 in

Min. Fillet Transition Diameter (F)

N/A 0.540 in

Nom. Maximum Standard Length (L)

N/A 2.00 in

Codes and Standards

Codes and Standards

N/A ASME B18.3 2002
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