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Sales Systems Limited Products and Services > Fasteners Reference Guide > Bolts / Screws > Tapping Screws > Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws > Item # item-3090  
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Item # item-3090, Type II Cross Recessed Oval Countersunk Trim Head Tapping Screw, with 0.224" Recess 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. 12

Nominal Size or Basic Screw Dia. (Decimal)
0.2160 in

Head Size
8

Applicable to Screw Types1

Ref. Recess Dia. (M)
0.224 in

Ref. Recess Depth (T)
0.124 in

Ref. Recess Width (N)
0.043 in

Driver Size
Point Same on all Drivers

Max. Recess Penetration Gaging Depth
0.113 in

Min. Recess Penetration Gaging Depth
0.099 in

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

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

Gaging Dia. (G)
0.267 in
1 1 = Circle, 2 = Diamond, 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
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