Project Description
Slotted flat head machine screw
Slotted flat head machine screw is also a common type of screw applying to small parts fitting, where require a flush finished surfaces. Not like phillips flat head screw, slotted flat head machine screw normally has a low mechanical property 4.8/5.8, and assembly by screw driver with hand.
Standards:DIN963/ISO2009/ASME B18.6.3
Material: carbon steel/alloy steel
Surface:electroplated coatings like zinc,black zinc, nickel,H.D.G etc.
Mechanical properties:
1.Property class: 4.8/5.8/6.8/8.8/10.9/12.9 for metric sizes
Grade 2/5/8 for inch sizes
For more information about slotted flat head machine screw, please contact us by sales@s-metals.com.
DIN963 slotted countersunk head machine screw
Dimension in mm.
| d | P | dk | k | n | t | b | |||
| max | min | max | max | min | max | min | min | ||
| M1 | 0.25 | 1.9 | 1.76 | 0.6 | 0. 45 | 0.31 | 0.3 | 0.2 | / |
| Ml. 2 | 0.25 | 2.3 | 2.06 | 0.72 | 0.5 | 0.36 | 0.35 | 0.25 | / |
| Ml. 4 | 0.3 | 2.6 | 2.46 | 0.84 | 0.5 | 0.36 | 0.4 | 0.28 | / |
| MI. 6 | 0.35 | 3 | 2.86 | 0.96 | 0.6 | 0.46 | 0.45 | 0.32 | 15 |
| M2 | 0.4 | 3.8 | 3.5 | 1.2 | 0.7 | 0.56 | 0.6 | 0.4 | 16 |
| M2. 5 | 0.45 | 4.7 | 4.4 | 1.5 | 0.8 | 0.66 | 0.7 | 0.5 | 18 |
| M3 | 0.5 | 5.6 | 5.3 | 1.65 | 1 | 0.86 | 0.85 | 0.6 | 19 |
| M3. 5 | 0.6 | 6.5 | 6.14 | 1.93 | 1 | 0.86 | 1 | 0.7 | 20 |
| M4 | 0.7 | 7.5 | 7.14 | 2.2 | 1.2 | 1.06 | 1.1 | 0.8 | 22 |
| M5 | 0.80 | 9.2 | 8.84 | 2.5 | 1.51 | 1.26 | 1.3 | 1 | 25 |
| M6 | 1 | 11 | 10.57 | 3 | 1.91 | 1.66 | 1.6 | 1.2 | 28 |
| M8 | 1.25 | 14.5 | 14.07 | 4 | 2.31 | 2.06 | 2.1 | 1.6 | 34 |
| M10 | 1.5 | 18 | 17.57 | 5 | 2.81 | 2.56 | 2.6 | 2 | 40 |
| M12 | 1.75 | 22 | 21.48 | 6 | 3.31 | 3.06 | 3 | 2.4 | 46 |
| M14 | 2 | 25 | 24.48 | 7 | 3.31 | 3.06 | 3.5 | 2.6 | 52 |
| M16 | 2 | 29 | 28.48 | 8 | 4.37 | 4.07 | 4 | 3.2 | 58 |
| M18 | 2.5 | 33 | 32.38 | 9 | 4.37 | 4.07 | 4.5 | 3.6 | 64 |
| M20 | 2.5 | 36 | 35.38 | 10 | 5.37 | 5.07 | 5 | 4 | 70 |
