| Manufacturer | BOSSARD |
| Mounting element | nut |
| Nut shape | hexagonal |
| Features | low profile |
| Material | steel |
| Plating material | zinc |
| DIN standard | DIN 439B |
| BN standard | BN 124 |
| ISO standard | ISO 4035 |
| Symbol | Thread | Spanner size |
|---|---|---|
| [mm] | ||
| B2.5/BN124 | M2,5 | 5 |
| B3/BN124 | M3 | 5.5 |
| B5/BN124 | M5 | 8 |
| B6/BN124 | M6 | 10 |
| B8/BN124 | M8 | 13 |