DIN 933 hexagon head screw, M20 x 145, Article number 9331020145. Property class / material: steel 10.9, surface finish plain. Hexagon Head Screw manufactured to DIN 933 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 933 |
| Type | Hexagon Head Screw |
| Property class / grade | 10.9 |
| Class (detailed) | 10.9 |
| Thread type | M |
| Thread diameter | 20 mm |
| Pitch | 2.5 mm |
| Thread pitch class | Coarse |
| Thread direction | Right |
| Length | 145 mm |
| Thread length | 145 mm |
| Threading | Fully Threaded |
| Fully threaded | Yes |
| Head type | Hexagon Head |
| Drive type | Hex Drive |
| Key width (across flats) | 30 mm |
| Head height | 12.5 mm |
| Surface treatment | Plain (no plating) |
| Surface treatment code | PLAIN |
| Length | 145 mm |
| Thread standard | ISO metric (M) |
| Article number | 9331020145 |
| Category | Bolts and Screws / Hexagon Head Screws |
| Material | Steel 10.9 |
| Primary standard | DIN 933 |
| Standard size | M20 x 145 |
| Thread standard | ISO metric (M) |
| MOQ | 1 |