• Where specifying nominal size in decimals, zeros preceding decimal and in the fourth decimal place shall be omitted.
  • The minimum radius is one half of the value shown.
Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Round Head Bolts

Unit of Measure

N/A English

Nominal Size or Basic Bolt Dia.

N/A 7/8 in

Nominal Size or Basic Bolt Dia. (Decimal)

N/A 0.8750 in

Max. Body Dia. (E)

N/A 0.895 in

Min. Body Dia. (E)

N/A 0.852 in

Max. Head Length (A)

N/A 1.750 in

Min. Head Length (A)

N/A 1.706 in

Max. Head Width (B)

N/A 0.938 in

Min. Head Width (B)

N/A 0.865 in

Max. Head Height (H)

N/A 0.776 in

Min. Head Height (H)

N/A 0.724 in

Basic Head Radius (K)

N/A 1.375 in

Max. Fillet Radius (R)

N/A 0.062 in

Codes and Standards

Codes and Standards

N/A ASME B18.5 1990 (R1998)
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