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Sales Systems Limited Products and Services > Fasteners Reference Guide > Bolts / Screws > Tapping Screws > Slotted Undercut Oval Countersunk Head Tapping Screws > Item # SUOCHTS05000XXX  
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Item # SUOCHTS05000XXX, Slotted Undercut Oval Countersunk Head Tapping Screw, with 0.815" Head Dia.


Applicable to screw types as indicated by code symbols.
  • Types B and BP thread forming and Types BF and BT 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.
1/2 in

Nominal Size or Basic Screw Dia. (Decimal)
0.5000 in

Applicable to Screw Types1

Length for Other Types (LT)
3/4 in

Max. Head Dia. (A)
0.815 in

Min. Head Dia. (A)
0.765 in

Ref. Head Side Height (H)
0.156 in

Ref. Head Crown Height (C)
0.131 in

Max. Total Head Height (O)
0.288 in

Min. Total Head Height (O)
0.244 in

Max. Slot Width (J)
0.106 in

Min. Slot Width (J)
0.091 in

Max. Slot Depth (T)
0.204 in

Min. Slot Depth (T)
0.169 in

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

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

Gaging Dia. (G)
0.739 in
1 1 = Circle, 3 = Triangle, 4 = Square


Codes and Standards

Codes and Standards
Abstract of ASME B18.6.4 1998


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


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