DIN 571 4 x 40 Hexagon Head Wood Screw
Made to order in 4 material, grade and finish combinations.
Dimensions at 4 x 40
mm · DIN 571 · dimensions from 1986-12 · current edition 2016-12| Dimension | Nominal | Min | Max | |
|---|---|---|---|---|
| d | Thread size | 4 | – | – |
| l | Length | 40 | – | – |
| s | Width across flats | – | – | 7 |
| e | Width across corners | – | 7.5 | – |
| k | Head height | 2.8 | – | – |
- Length under head
- 40 mm · 38.75–41.25 mm to DIN 571
- Approx. weight
- ≈ 3.51 kg per 1 000 pieces · Bare steel, before coating and packing.285 pieces per kg