Screw; hexagonal; self-forming thread
| Manufacturer | BOSSARD |
| Type of mounting element | screw |
| Kind of head | hexagonal |
| Mechanical elements features | self-forming thread |
| Material | hardened steel |
| Hardness | 450 HV |
| Plating material | zinc |
| Kind of cut | none |
| BN standard | BN 1221 |
| DIN standard | DIN 7513A |
| Symbol | Thread | Length | Spanner size |
|---|---|---|---|
| [mm] | [mm] | ||
| B5X10/BN1221 | 5 | 10 | 8 |
| B5X12/BN1221 | 5 | 12 | 8 |
| B5X16/BN1221 | 5 | 16 | 8 |
| B5X20/BN1221 | 5 | 20 | 8 |
| B6X12/BN1221 | 6 | 12 | 10 |
| B6X16/BN1221 | 6 | 16 | 10 |
| B6X20/BN1221 | 6 | 20 | 10 |
| B6X25/BN1221 | 6 | 25 | 10 |
| B8X16/BN1221 | 8 | 16 | 13 |
| B8X20/BN1221 | 8 | 20 | 13 |
