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Sales Systems Limited Products and Services > Fasteners Reference Guide > Bolts / Screws > Slotted Cap Screws > Slotted Flat Countersunk Head Cap Screws > Item # SFCHCS03125XXX  
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Item # SFCHCS03125XXX, Slotted Flat Countersunk Head Cap Screw, with 0.3125" Body Dia.


  • Where specifying nominal size in decimals, zeros preceding the decimal and in the fourth decimal place shall be omitted.
  • Tabulated values were determined from the formula for maximum H
  • No tolerance for gaging diameter is given. If the gaging diameter of the gage used differs from the tabulated value, the protrusion will be affected accordingly, and the proper protrusion values shall be recalculated using the formulas shown in Appendix.




Manufacturer  · Specifications  · Codes and Standards

Manufacturer

Manufacturer
Industrial Fasteners Institute


Specifications

Product
Slotted Cap Screws

Unit of Measure
English

Nominal Size or Basic Screw Dia.
5/16 in

Nominal Size or Basic Screw Dia. (Decimal)
0.3125 in

Max. Body Dia. (E)
0.3125 in

Min. Body Dia. (E)
0.3070 in

Max. Edge Sharp Head Dia. (A)
0.625 in

Min. Edge Rounded or Flat Head Dia. (A)
0.567 in

Ref. Head Height (H)
0.177 in

Max. Slot Width (J)
0.084 in

Min. Slot Width (J)
0.072 in

Max. Slot Depth (T)
0.086 in

Min. Slot Depth (T)
0.057 in

Max. Fillet Radius (U)
0.125 in

Max. Protrusion Above Gaging Dia. (F)
0.053 in

Min. Protrusion Above Gaging Dia. (F)
0.035 in

Gaging Dia. (G)
0.538 in


Codes and Standards

Codes and Standards
ASME B18.6.2 1998


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