DIN 431-B hexagon nut (form B), G 3/8", Article number 431B38. Property class / material: steel 14h, surface finish plain. Hexagon Nut manufactured to DIN 431 with ISO 228-1 parallel pipe thread (G) 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 431 |
| Standard description | B |
| Property class / grade | 14H |
| Class (detailed) | 14H |
| Thread type | G |
| Thread diameter | 16.662 mm |
| Pitch | 1.337 mm |
| Thread pitch class | Coarse |
| Thread direction | Right |
| Threading | Fully Threaded |
| Surface treatment | Plain (no plating) |
| Surface treatment code | PLAIN |
| Nut thickness | 7 mm |
| Width across flats | 27 mm |
| Thread standard | ISO 228-1 parallel pipe thread (G) |
| Article number | 431B38 |
| Category | Nuts / Hexagon Pipe Nuts |
| Material | Steel 14H |
| Primary standard | DIN 431 |
| Standard size | G 3/8" |
| Thread standard | ISO 228-1 parallel pipe thread (G) |
| MOQ | 1 |