DIN 603 carriage bolt, M20 x 240, Article number 603202401. Property class / material: steel 4.6/4.8, surface finish zinc plated. Carriage Bolt manufactured to DIN 603 with ISO metric (M) thread, coarse pitch, partially 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 603 |
| Type | Carriage Bolts |
| Property class / grade | 4.6/4.8 |
| Class (detailed) | 4.6/4.8 |
| Thread type | M |
| Thread diameter | 20 mm |
| Pitch | 2.5 mm |
| Thread pitch class | Coarse |
| Thread direction | Right |
| Length | 240 mm |
| Thread length | 65 mm |
| Threading | Partially Threaded |
| Fully threaded | No |
| Head type | Cup Head |
| Head height | 11.05 mm |
| Head diameter | 46.8 mm |
| Surface treatment | Zinc Bright Passivation Fe/Zn P1 (ZPL 3+) |
| Surface treatment code | ZPL |
| Head Square Height | 15.9 mm |
| Head Square Width | 20.84 mm |
| Length | 240 mm |
| Thread standard | ISO metric (M) |
| Article number | 603202401 |
| Category | Bolts and Screws / Carriage Bolts |
| Material | Steel 4.6/4.8 |
| Primary standard | DIN 603 |
| Standard size | M20 x 240 |
| Thread standard | ISO metric (M) |
| MOQ | 1 |