Large Base
Where specifying nominal size in decimals, zeros in the fourth decimal place shall be omitted.
Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Wing Nuts

Unit of Measure

N/A English

Nominal Size or Basic Major Dia. of Thread

N/A 5/16 in

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

N/A 0.3125 in

Series

N/A Heavy

Nut Blank Size (Ref.)

N/A D

Max. Wing Spread (A)

N/A 1.47 in

Min. Wing Spread (A)

N/A 1.40 in

Max. Wing Height (B)

N/A 0.500 in

Min. Wing Height (B)

N/A 0.44 in

Max. Wing Thickness (C)

N/A 0.37 in

Min. Wing Thickness (C)

N/A 0.31 in

Min. Distance Between Wings (D)

N/A 0.66 in

Max. Boss Diameter (E)

N/A 1.03 in

Min. Boss Diameter (E)

N/A 0.97 in

Min. Boss Height (G)

N/A 0.14 in

Min. Wall Height (H)

N/A 0.140 in

Max. Stock Thickness (T)

N/A 0.08 in

Min. Stock Thickness (T)

N/A 0.060 in

Codes and Standards

Codes and Standards

N/A ASME B18.6.X DRAFT STANDARD 2002

Threads Per Inch

Threads Per Inch

N/A 18
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