DIN 7991 M12 x 30 Countersunk Socket Screw
In stock in 18 material, grade and finish combinations.
Dimensions at M12 x 30
mm · DIN 7991 · 1986-01 · withdrawn| Dimension | Nominal | Min | Max | ISO 10642 | |
|---|---|---|---|---|---|
| d | Thread size | M12 | – | – | M12 |
| P | Thread pitch | 1.75 | – | – | 1.75 |
| l | Length | 30 | – | – | 30 |
| s | Hex socket size | 8 | – | – | 8 |
| dk | Head diameter | 24 | – | – | 23.12 |
| k | Head height | 6.5 | – | – | 7.44 |
- ISO 10642
- Values in bold differ from DIN 7991.
- Length incl. head
- 30 mm · 29.58–30.42 mm to DIN 7991 product grade A
- Approx. weight
- ≈ 30.56 kg per 1 000 pieces · Bare steel, before coating and packing.32.7 pieces per kg
Holes for this thread
ISO 273 · ISO 2306Clearance hole · fine13 mm
Clearance hole · medium13.5 mm
Clearance hole · coarse14.5 mm
Tap drill10.2 mm
