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Sales Systems Limited Products and Services > Fasteners > Bolts / Screws > Tapping Screws > Slotted Flat Countersunk Head Tapping Screws > Item # SFCHTS01250XXX  
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Item # SFCHTS01250XXX, Slotted Flat Countersunk Head Tapping Screw, with 0.237" Head Dia.



Applicable to screw types as indicated by code symbols.
  • Type AB thread forming.
  • Type A thread forming, except for short lengths.
  • Types B and BP thread forming and Types BF and BT thread cutting.
  • Type C thread forming and Types D, F, G, and T thread cutting





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. 5

Nominal Size or Basic Screw Dia. (Decimal)

0.1250 in

Applicable to Screw Types1

Length for Types AB and A (L)

View
1/4 in

Length for Other Types (LT)

1/4 in

Max. Head Dia. (A)

0.237 in

Min. Head Dia. (A)

0.215 in

Ref. Head Height (H)

0.075 in

Max. Slot Width (J)

0.043 in

Min. Slot Width (J)

0.0350 in

Max. Slot Depth (T)

0.034 in

Min. Slot Depth (T)

0.022 in

Max. Protrusion Above Gaging Dia. (F)

0.034 in

Min. Protrusion Above Gaging Dia. (F)

0.020 in

Gaging Dia. (G)

0.196 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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