DIN 963 flat head screw with slot, M20 x 40, Article number 963200401. Property class / material: steel 4.8, surface finish zinc plated. Flat Head Screw with Slot manufactured to DIN 963 with ISO metric (M) thread, coarse pitch, fully threaded. Standard parts to the same standard, property class, dimensions and surface finish are interchangeable between manufacturers; confirm the controlling standard revision, any class-society or application approval, and the mating thread before substitution.
| Standard | DIN 963 |
| Type | Flat Head Screw |
| Property class / grade | 4.8 |
| Class (detailed) | 4.8 |
| Thread type | M |
| Thread diameter | 20 mm |
| Pitch | 2.5 mm |
| Thread pitch class | Coarse |
| Thread direction | Right |
| Length | 40 mm |
| Thread length | 30 mm |
| Tapping length | 30 mm |
| Threading | Fully Threaded |
| Fully threaded | Yes |
| Head type | Countersunk Flat Head |
| Drive type | Slotted |
| Key depth | 4 mm |
| Head height | 10 mm |
| Head diameter | 36 mm |
| Surface treatment | Zinc Bright Passivation Fe/Zn P1 (ZPL 3+) |
| Surface treatment code | ZPL |
| Chamfer Angle | 90 deg |
| Slot width | 5 mm |
| Length | 40 mm |
| Thread standard | ISO metric (M) |
| Article number | 963200401 |
| Category | Bolts and Screws / Flat Head Screws |
| Material | Steel 4.8 |
| Primary standard | DIN 963 |
| Standard size | M20 x 40 |
| Thread standard | ISO metric (M) |
| MOQ | 1 |