Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Square and Hex Bolts and Screws

Unit of Measure

N/A English

Nominal Size or Basic Product Diameter

N/A 1-1/8 in

Nominal Size or Basic Product Diameter (Decimal)

N/A 1.1250 in

Max. Body or Shoulder Dia. (E)

N/A 1.149 in

Min. Body or Shoulder Dia. (E)

N/A 1.098 in

Basic Width Across Flats (F)

N/A 1-11/16 in

Max. Width Across Flats (F)

N/A 1.688 in

Min. Width Across Flats (F)

N/A 1.631 in

Max. Width Across Corners (G)

N/A 2.386 in

Min. Width Across Corners (G)

N/A 2.239 in

Basic Height (H)

N/A 3/4 in

Max. Height (H)

N/A 0.780 in

Min. Height (H)

N/A 0.720 in

Min. Shoulder Length (S)

N/A 0.625 in

Max. Radius of Fillet (R)

N/A 0.09 in

Min. Radius of Fillet (R)

N/A 0.030 in

Codes and Standards

Codes and Standards

N/A ASME B18.2.1 1996

Threads Per Inch

Threads Per Inch

N/A 3-1/4

Thread Dimensions

Pitch (P)

N/A 0.308 in

Flat at Root (B)

N/A 0.133 in

Depth of Thread (T)

N/A 0.119 in

Root Dia. (D1)

N/A 0.887 in
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