FASTENER STANDARD
M4 x 40
Cross Recessed Countersunk Head Screw — DIN 965 / ISO 7046 / GB/T 819
M4 x 40 is listed in the confirmed supply specifications of the products shown below. Dimensions are referenced against DIN 965 / ISO 7046 / GB/T 819; where these standards differ, both values are shown so the correct one can be confirmed before ordering. Packing quantity, stock status and mechanical property class are confirmed in the quotation. Column symbols: P = thread pitch; dk = head diameter; k = head height.
Edition to confirm · Specification| Standard | Status | P (mm) | dk (mm) | k (mm) |
|---|---|---|---|---|
| DIN 965 | Historical | 0.7 | 7.5 | 2.2 |
| ISO 7046 | Historical | 0.7 | 7.5 | 2.2 |
| GB/T 819 | Current | 0.7 | 7.5 | 2.2 |