Unit of Measure

Manufacturer

Manufacturer

Industrial Fasteners Institute

Specifications

Product

Nuts

Unit of Measure

English

Nominal Size or Basic Major Dia. of Thread

9/16 in

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

0.5625 in

Basic Width Across Flats (F)

15/16 in

Max. Width Across Flats (F)

0.938 in

Min. Width Across Flats (F)

0.909 in

Max. Width Across Corners (G)

1.083 in

Min. Width Across Corners (G)

1.037 in

Basic Thickness (H)

35/64 in

Max. Thickness (H)

0.568 in

Min. Thickness (H)

0.526 in

Max. Unslotted Thickness (T)

0.37 in

Min. Unslotted Thickness (T)

0.35 in

Max. Width of Slot (S)

0.18 in

Min. Width of Slot (S)

0.150 in

Max. Runout of Bearing Surface FIM

0.024 in

Codes and Standards

Codes and Standards

ASME/ANSI B18.2.2 1987 (R 1999)
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