Unit of Measure

Manufacturer

Manufacturer

Industrial Fasteners Institute

Specifications

Product

Nuts

Unit of Measure

English

Nominal Size or Basic Major Dia. of Thread

1-3/8 in

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

1.3750 in

Basic Width Across Flats (F)

2-3/16 in

Max. Width Across Flats (F)

2.188 in

Min. Width Across Flats (F)

2.119 in

Max. Width Across Corners (G)

2.526 in

Min. Width Across Corners (G)

2.416 in

Basic Thickness (H1)

25/32 in

Max. Thickness (H1)

0.815 in

Min. Thickness (H1)

0.747 in

Codes and Standards

Codes and Standards

ASME/ANSI B18.2.2 1987 (R 1999)

Runout of Bearing Face, FIM

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

0.038 in
Use trailing wildcard (*) for broader results.