Hexagon socket head cap screws, black finish
| Manufacturer | BOSSARD |
| Type of mounting element | screw |
| Version | with flange |
| Kind of head | knurled, cheese head |
| Kind of cut | hex key |
| Material | steel |
| Plating material | without coating, black finish |
| BN standard | BN 1392 |
| Strength class | 12.9 |
| Caution! | after installation, the screw should beimmediately protected against corrosion! |
| Symbol | Thread | Length | Head diameter | Head height | Thread pitch | Cut size |
|---|---|---|---|---|---|---|
| [mm] | [mm] | [mm] | [mm] | |||
| B4X8/BN1392 | M4 | 8 | 9 | 4 | 0.7 | HEX 3 |
| B4X10/BN1392 | M4 | 10 | 9 | 4 | 0.7 | HEX 3 |
| B5X10/BN1392 | M5 | 10 | 11 | 5 | 0.8 | HEX 4 |
| B5X20/BN1392 | M5 | 20 | 11 | 5 | 0.8 | HEX 4 |
| B5X30/BN1392 | M5 | 30 | 11 | 5 | 0.8 | HEX 4 |
| B6X16/BN1392 | M6 | 16 | 12.5 | 6 | 1 | HEX 5 |
| B6X20/BN1392 | M6 | 20 | 12.5 | 6 | 1 | HEX 5 |
| B6X25/BN1392 | M6 | 24 | 12.5 | 6 | 1 | HEX 5 |
| B6X30/BN1392 | M6 | 30 | 12.5 | 6 | 1 | HEX 5 |
| B6X40/BN1392 | M6 | 40 | 12.5 | 6 | 1 | HEX 5 |
| B8X25/BN1392 | M8 | 25 | 17 | 8 | 1.25 | HEX 6 |
| B8X50/BN1392 | M8 | 50 | 17 | 8 | 1.25 | HEX 6 |
| B10X60/BN1392 | M10 | 60 | 21 | 10 | 1.5 | HEX 8 |
| B10X50/BN1392 | M10 | 50 | 21 | 10 | 1.5 | HEX 8 |
| B12X35/BN1392 | M12 | 35 | 24 | 12 | 1.75 | HEX 10 |
