ISO 7047 M4 x 25 Raised Countersunk Head Screw
In stock in 5 material, grade and finish combinations.
Dimensions at M4 x 25
mm · ISO 7047 · 2011 edition| Dimension | Nominal | Min | Max | |
|---|---|---|---|---|
| d | Thread size | M4 | – | – |
| P | Thread pitch | 0.7 | – | – |
| l | Length | 25 | – | – |
| a | Thread runout | – | – | 1.4 |
| dk | Theoretical head diameter | 8.4 | 8.04 | 9.4 |
| f | Raised head height (ref) | 1 | – | – |
| k | Head height | 2.7 | – | – |
| r | Radius | – | – | 1 |
| rf | Head radius (ref) | 9.5 | – | – |
| x | Incomplete thread | – | – | 1.75 |
| Recess number | 2 | – | – | |
| m | Type H recess width (ref) | 5.2 | – | – |
| Type H penetration | – | 2.7 | 3.2 | |
| m | Type Z / socket width (ref) | 5 | – | – |
| Type Z penetration | – | 2.65 | 3.1 | |
| b | Thread length | 38 | – | – |
- Length to top of countersink
- 25 mm · 24.58–25.42 mm to ISO 7047 product grade A
- Approx. weight
- ≈ 2.56 kg per 1 000 pieces · Bare steel, before coating and packing.391 pieces per kg
Holes for this thread
ISO 273 · ISO 2306Clearance hole · fine4.3 mm
Clearance hole · medium4.5 mm
Clearance hole · coarse4.8 mm
Tap drill3.3 mm
