Are you looking for an accurate way to estimate the weight of your precision fasteners? Our Hex Socket Head Cap Screw Weight Calculator is engineered specifically for cylindrical head screws with an internal hex drive (DIN 912 / ISO 4762 standards).
Whether you are designing precision machinery, assembling tooling and dies, or calculating shipping logistics for automated equipment, precision matters. Socket head cap screws are essential for applications with limited clearance or counterbored installations. Our comprehensive database provides instant and exact weight data to streamline your engineering and procurement workflows.
Supported Size Range:
- ✔ Diameters: From micro M1.4, M2, M3 to heavy-duty M20, M24, up to M30.
- ✔ Lengths: Ranging from short 3mm precision screws to long 250mm bolts.
- ✔ Key Feature: Internal Hex Drive (Ideal for tight spaces and recessed installations requiring an Allen key).
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Hex Socket Head Cap Screw Weight Chart (Stainless Steel 304, g/pc)
| Spec \ Length(mm) | 10 | 16 | 25 | 30 | 40 | 50 | 70 | 100 | 150 |
|---|---|---|---|---|---|---|---|---|---|
| M1.4 | 0.2 | — | — | — | — | — | — | — | — |
| M1.6 | 0.2 | 0.2 | — | — | — | — | — | — | — |
| M2 | 0.3 | 0.4 | 0.5 | 0.6 | 0.8 | — | — | — | — |
| M2.5 | 0.4 | 0.6 | 0.9 | 1.1 | 1.5 | — | — | — | — |
| M3 | 0.9 | 1.2 | 1.6 | 1.8 | 2.2 | 2.7 | 3.6 | 5.0 | — |
| M4 | 1.7 | 2.1 | 2.8 | 3.2 | 4.0 | 4.7 | 6.2 | 8.5 | — |
| M5 | 3.0 | 3.7 | 4.8 | 5.4 | 6.6 | 7.8 | 10.2 | 13.8 | — |
| M6 | 4.6 | 5.6 | 7.2 | 8.0 | 9.8 | 11.5 | 15.0 | 20.2 | 28.9 |
| M8 | 9.6 | 11.5 | 14.4 | 15.9 | 19.1 | 22.2 | 28.5 | 38.0 | 53.8 |
| M10 | 16.6 | 19.6 | 24.1 | 26.6 | 31.6 | 36.6 | 46.6 | 61.6 | 86.5 |
| M12 | — | — | 33.5 | 37.4 | 45.1 | 52.9 | 68.4 | 91.6 | 130.4 |
| M14 | — | — | 52.2 | 57.2 | 67.1 | 77.1 | 96.9 | 126.8 | 176.5 |
| M16 | — | — | 73.2 | 79.8 | 93.1 | 106.4 | 133.1 | 173.0 | 239.6 |
| M18 | — | — | — | — | 132.8 | 149.1 | 181.6 | 230.4 | 311.6 |
| M20 | — | — | — | — | 164.3 | 185.3 | 227.2 | 290.1 | 394.9 |
| M24 | — | — | — | — | — | 300.0 | 327.6 | 369.0 | 438.0 |
| M30 | — | — | — | — | — | — | 640.0 | 782.3 | 1,019.4 |
Note: Weights shown are for Stainless Steel 304. For other materials, multiply by the density ratio. "—" indicates length not available for this specification.
