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Sales Systems Limited Products and Services > Fasteners Reference Guide > Nuts > Hex Nuts > Hex Coupling Nuts > Item # HCN35000XXX  
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Item # HCN35000XXX, Hex Coupling Nut, 3.5000" Nominal Dia.



IFI-128 is a standard developed through the procedures of Industrial Fasteners Institute. IFI-128 was first published in 1978 and reaffirmed, without technical change, in 1986 and in 2000.




Manufacturer  · Specifications  · Codes and Standards

Manufacturer

Manufacturer

Industrial Fasteners Institute


Specifications

Product

Nuts

Unit of Measure

English

Nominal Size or Basic Major Dia. of Thread

3-1/2 in

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

3.5000 in

Basic Width Across Flats (F)

5-3/8 in

Max. Width Across Flats (F)

5.375 in

Min. Width Across Flats (F)

5.200 in

Max. Width Across Corners (G)

6.206 in

Min. Width Across Corners (G)

5.928 in

Basic Thickness (H)

10-1/2 in

Max. Thickness (H)

10.57 in

Min. Thickness (H)

10.43 in


Codes and Standards

Codes and Standards

IFI-128 2000


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