Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Nuts

Unit of Measure

N/A English

Nominal Size or Basic Major Dia. of Thread

N/A 2-1/2 in

Nominal Size or Basic Major Dia. of Thread (Decimal)

N/A 2.5000 in

Basic Width Across Flats (F)

N/A 3-7/8 in

Max. Width Across Flats (F)

N/A 3.875 in

Min. Width Across Flats (F)

N/A 3.750 in

Max. Width Across Corners (G)

N/A 4.474 in

Min. Width Across Corners (G)

N/A 4.275 in

Basic Thickness (H1)

N/A 1-29/64 in

Max. Thickness (H1)

N/A 1.505 in

Min. Thickness (H1)

N/A 1.401 in

Codes and Standards

Codes and Standards

N/A ASME/ANSI B18.2.2 1987 (R 1999)

Runout of Bearing Face, FIM

Max. Runout of Bearing Face, FIM (All Strength Levels)

N/A 0.068 in
Use trailing wildcard (*) for broader results.