Unit of Measure

Manufacturer

Manufacturer

Industrial Fasteners Institute

Specifications

Product

Nuts

Unit of Measure

English

Nominal Size or Basic Major Dia. of Thread

1-1/2 in

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

1.5000 in

Basic Width Across Flats (F)

2-3/8 in

Max. Width Across Flats (F)

2.375 in

Min. Width Across Flats (F)

2.300 in

Max. Width Across Corners (G)

2.742 in

Min. Width Across Corners (G)

2.622 in

Basic Thickness (H)

1-15/32 in

Max. Thickness (H)

1.505 in

Min. Thickness (H)

1.433 in

Max. Unslotted Thickness (T)

1.05 in

Min. Unslotted Thickness (T)

1.01 in

Max. Width of Slot (S)

0.46 in

Min. Width of Slot (S)

0.37 in

Max. Runout of Bearing Surface FIM

0.041 in

Codes and Standards

Codes and Standards

ASME/ANSI B18.2.2 1987 (R 1999)
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