ISO 7380-2 M5×40 Button Head Socket Screw12 combinations of material, property class and finish supplied in this size.
- Standard
- ISO 7380-2 · 2011
- Thread
- M5 · pitch 0.8 mm
- Length under head
- 40 mm
- Head height
- 2.75 mm
- Clearance / tap drill
- 5.3 / 5.5 / 5.8 mm · 4.2 mm
- Weight
- 6.76 kg per 1 000 pieces · Theoretical, from nominal geometry — confirm before ordering148 pieces per kg
Supplied to ISO 7380-2 M5×40. ISO 7380-1 (dk 9.5 mm against 8.8) at this size. Compared on the columns shown here only — product grade, tolerance class, length range, material and property-class references are set by each standard separately. We produce to whichever one your drawing calls out. Full comparison →
Order M5×40
Set a quantity on as many rows as you need. Not listed? We make to your drawing — send it with the enquiry.
These are not identical at M5×40 — the difference is shown against each standard above. Your choice is carried into the inquiry and the quotation.
| Material | Class | Finish | Quantity | Net weight |
|---|---|---|---|---|
| Carbon Steel | 8.8 | Plain | — | |
| Carbon Steel | 8.8 | Blackened | — | |
| Carbon Steel | 8.8 | Zinc Plated | — | |
| Alloy Steel | 10.9 | Plain | — | |
| Alloy Steel | 10.9 | Blackened | — | |
| Alloy Steel | 10.9 | Zinc Plated | — | |
| Alloy Steel | 12.9 | Plain | — | |
| Alloy Steel | 12.9 | Blackened | — | |
| Stainless Steel | A2-70 | Passivated | — | |
| Stainless Steel | A2-70 | Plain | — | |
| Stainless Steel | A4-80 | Passivated | — | |
| Stainless Steel | A4-80 | Plain | — |
Dimensions at M5×40
| Dimension | Value |
|---|---|
| P | 0.8 mm |
| k | 2.75 mm |
| Weight | 6.76 kg / 1000 pcs |
| Pieces per kg | 148 |
Plating adds thickness — state the finish on the order.
Holes for this thread
ISO 273 · ISO 2306| Hole | Diameter |
|---|---|
| Clearance hole | 5.3 / 5.5 / 5.8 mm |
| Tap drill | 4.2 mm |
Other lengths in M5
All sizes →| Size | kg per 1 000 pieces | |
|---|---|---|
| M5×20 | 3.89 | open |
| M5×25 | 4.61 | open |
| M5×30 | 5.32 | open |
| M5×35 | 6.04 | open |
| M5×40 | 6.76 | this page |
Parts that mate with M5
matched by thread and pitchNearby sizesM6 x 12




