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Sales Systems Limited Products and Services > Fasteners > Bolts / Screws > Tapping Screws > Hex Washer Head Tapping Screws > Item # HWHTS03720XXX  
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Item # HWHTS03720XXX, Hex Washer Head Tapping Screw, with 0.3720" Nominal Dia.



Applicable to screw types as indicated by code symbols.
  • Type A thread forming, except for short lengths.





Manufacturer  · Specifications  · Codes and Standards

Manufacturer

Manufacturer

Industrial Fasteners Institute


Specifications

Product

Tapping Screws

Unit of Measure

English

Nominal Size or Basic Screw Dia.

No. 24

Nominal Size or Basic Screw Dia. (Decimal)

0.3720 in

Applicable to Screw Types1

Max. Width Across Flats (A)

0.562 in

Min. Width Across Flats (A)

0.551 in

Min. Width Across Corners (W)

0.614 in

Max. Head Height (H)

0.295 in

Min. Head Height (H)

0.270 in

Max. Washer Dia. (B)

0.780 in

Min. Washer Dia. (B)

0.720 in

Max. Washer Thickness (U)

0.063 in

Min. Washer Thickness (U)

0.037 in

Min. Protrusion Beyond Gaging Ring (F)

0.162 in
1 1 = Circle, 2 = Diamond, 3 = Triangle, 4 = Square


Codes and Standards

Codes and Standards

Abstract of ASME B18.6.4 1998


 DOWNLOADS 

Type Designations for Tapping Screws and Metallic Drive Screws
(PDF, 206KB)


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