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Applicable to screw types as indicated by code symbols.
  • Type AB thread forming.
  • Types B and BP thread forming and Types BF and BT thread cutting
Not practical to gage.
Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Tapping Screws

Unit of Measure

N/A English

Nominal Size or Basic Screw Dia.

N/A No. 0

Nominal Size or Basic Screw Dia. (Decimal)

N/A 0.0600 in
Applicable to Screw Types1 N/A 1
3

Length for Types AB and A (L)

N/A 3/16 in

Length for Other Types (LT)

N/A 1/8 in

Max. Head Dia. (A)

N/A 0.112 in

Min. Head Dia. (A)

N/A 0.096 in

Max. Head Height (H)

N/A 0.025 in

Min. Head Height (H)

N/A 0.018 in

Max. Slot Width (J)

N/A 0.023 in

Min. Slot Width (J)

N/A 0.016 in

Max. Slot Depth (T)

N/A 0.011 in

Min. Slot Depth (T)

N/A 0.007 in

Codes and Standards

Codes and Standards

N/A Abstract of ASME B18.6.4 1998
  • 1 1 = Circle, 3 = Triangle, 4 = Square