• Where specifying nominal size in decimals, zeros preceding decimal and in the fourth decimal place shall be omitted.
This type of recess consists of two intersecting slots with parallel sides converging to a slightly truncated apex at bottom of recess.
Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Tapping Screws

Unit of Measure

N/A English

Type

N/A Type II

Nominal Size or Basic Screw Dia.

N/A No. 6

Nominal Size or Basic Screw Dia. (Decimal)

N/A 0.1380 in

Ref. Recess Dia. (M)

N/A 0.151 in

Ref. Recess Depth (T)

N/A 0.082 in

Ref. Recess Width (N)

N/A 0.032 in

Driver Size

N/A Point Same on all Drivers

Max. Recess Penetration Gaging Depth

N/A 0.064 in

Min. Recess Penetration Gaging Depth

N/A 0.052 in

Codes and Standards

Codes and Standards

N/A Abstract of ASME B18.6.4 1998
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