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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.
Unit of Measure
Specifications
Product |
N/A Tapping Screws |
Unit of Measure |
N/A English |
Nominal Size or Basic Screw Dia. |
N/A No. 4 |
Nominal Size or Basic Screw Dia. (Decimal) |
N/A 0.1120 in |
| Applicable to Screw Types1 |
N/A
1 2 3 4 |
Max. Head Dia. (A) |
N/A 0.183 in |
Min. Head Dia. (A) |
N/A 0.166 in |
Max. Head Side Height (H) |
N/A 0.079 in |
Min. Head Side Height (H) |
N/A 0.069 in |
Max. Total Head Height (O) |
N/A 0.107 in |
Min. Total Head Height (O) |
N/A 0.088 in |
Max. Slot Width (J) |
N/A 0.039 in |
Min. Slot Width (J) |
N/A 0.031 in |
Max. Slot Depth (T) |
N/A 0.048 in |
Min. Slot Depth (T) |
N/A 0.035 in |
- 1 1 = Circle, 2 = Diamond, 3 = Triangle, 4 = Square
