Unit of Measure
Specifications
Nominal Diameter (D) |
N/A 4 mm |
Maximum Cup Point Diameter (A) |
N/A 2 mm |
Minimum Cup Point Diameter (A) |
N/A 1.75 mm |
Maximum Flat Point Diameter (C) |
N/A 2.5 mm |
Minimum Flat Point Diameter (C) |
N/A 2.25 mm |
Maximum Oval Point Radius (R) |
N/A 3.8 mm |
Minimum Oval Point Radius (R) |
N/A 3 mm |
| Length at 90 Degree Cone Point Angle (Y)1 | N/A 5 mm |
Cone Point Angle (Y) |
N/A 90 º |
Cone Point Angle (Y) Tolerance (±) |
N/A 2 º |
Maximum Half-Dog point Diameter (P) |
N/A 2.5 mm |
Minimum Half-Dog point Diameter (P) |
N/A 2.25 mm |
Maximum Half-Dog Point Length (Q) |
N/A 1.2 mm |
Minimum Half-Dog Point Length (Q) |
N/A 1 mm |
Nominal Across Flat Socket Width (J) |
N/A 2 mm |
Nominal Screw Length (L) |
N/A 4 mm |
Minimum Key Engagement Cup and Flat (T) |
N/A 1.8 mm |
Minimum Key Engagement Cone and Oval (T) |
N/A 1.5 mm |
Minimum Key Engagement Half Dog (T) |
N/A 1.5 mm |
- 1 For these Lengths and over.

