# 7504 — Fastener standard equivalences: DIN to ISO / EN crossover

For 7504, fastener description is Cross recessed countersunk head drilling screws with tapping screw thread; iso equivalent is 15482; interchangeability is Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted; modification notes is Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted, verified against its source on 2026-08-12.

- **DIN standard:** 7504 _(verified: appears in the quote below)_
- **Fastener description:** Cross recessed countersunk head drilling screws with tapping screw thread _(verified: appears in the quote below)_
- **ISO equivalent:** 15482 _(verified: appears in the quote below)_
- **Interchangeability:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted _(verified: appears in the quote below)_
- **Modification notes:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted _(verified: appears in the quote below)_

## What the source says

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

## Sources disagree

More than one authority states this, and they do not state the same
thing. Both are reproduced with the source each came from.

### Fastener description

fullerfasteners.com says fastener description is **Cross recessed countersunk head drilling screws with tapping screw thread**, as of 2026-08-12.

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says fastener description is **Cross recessed pan head drilling screws with tapping screw thread**, as of 2026-08-12.

> 7504 | 15481 | | | 15481 | 2000-02 | Cross recessed pan head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says fastener description is **Cross recessed raised countersunk head drilling screws with tapping screw thread**, as of 2026-08-12.

> 7504 | 15483 | | | 15483 | 2000-02 | Cross recessed raised countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says fastener description is **Drilling screws with tapping screw thread – Mechanical and functional properties**, as of 2026-08-12.

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says fastener description is **Hexagon washers head drilling screws with tapping screw thread**, as of 2026-08-12.

> 7504 | 15480 | | | 15480 | 2000-02 | Hexagon washers head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

trfastenings.com says fastener description is **Self-drilling Screws with tapping screw thread - dimensions, requirements and testing**, as of 2026-08-12.

> DIN 7504 | | | Self-drilling Screws with tapping screw thread - dimensions, requirements and testing |

Source: https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards


### ISO equivalent

fullerfasteners.com says iso equivalent is **15482**, as of 2026-08-12.

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says iso equivalent is **15481**, as of 2026-08-12.

> 7504 | 15481 | | | 15481 | 2000-02 | Cross recessed pan head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says iso equivalent is **15483**, as of 2026-08-12.

> 7504 | 15483 | | | 15483 | 2000-02 | Cross recessed raised countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says iso equivalent is **10666**, as of 2026-08-12.

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says iso equivalent is **15480**, as of 2026-08-12.

> 7504 | 15480 | | | 15480 | 2000-02 | Hexagon washers head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/


### Interchangeability

fullerfasteners.com says interchangeability is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says interchangeability is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15481 | | | 15481 | 2000-02 | Cross recessed pan head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says interchangeability is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15483 | | | 15483 | 2000-02 | Cross recessed raised countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says interchangeability is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says interchangeability is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15480 | | | 15480 | 2000-02 | Hexagon washers head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/


### Modification notes

fullerfasteners.com says modification notes is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says modification notes is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15481 | | | 15481 | 2000-02 | Cross recessed pan head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says modification notes is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15483 | | | 15483 | 2000-02 | Cross recessed raised countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says modification notes is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

fullerfasteners.com says modification notes is **Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted**, as of 2026-08-12.

> 7504 | 15480 | | | 15480 | 2000-02 | Hexagon washers head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted |

Source: https://fullerfasteners.com/tech/din-iso-en-crossover-chart/


## Source

- https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
- https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards

Last verified: 2026-08-12. Review by: 2028-08-11.
Part of [Fastener standard equivalences: DIN to ISO / EN crossover](https://referencesource.org/fastener-thread-standard-equivalence/).