DIN 914 — Hexagon socket set screws with cone point — ISO 4027

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 — deciding between them is yours, not ours.

Fastener description

fullerfasteners.com says fastener description is Hexagon socket set screws with cone point, as of 2026-08-12.

914 | 4027 | | | 4027 | 2004-05 | Hexagon socket set screws with cone point | Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted |

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

monsterbolts.com says fastener description is Headless, cone., as of 2026-08-12.

DIN 914 | ISO 4027 | Fully interchangeable

https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners

trfastenings.com says fastener description is Hexagon Socket Set Screws with cone point (ISO 4029 modified), as of 2026-08-12.

DIN 914 | ISO 4027 | | Hexagon Socket Set Screws with cone point (ISO 4029 modified) |

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

Interchangeability

fullerfasteners.com says interchangeability is Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted, as of 2026-08-12.

914 | 4027 | | | 4027 | 2004-05 | Hexagon socket set screws with cone point | Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted |

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

monsterbolts.com says interchangeability is Fully interchangeable, as of 2026-08-12.

DIN 914 | ISO 4027 | Fully interchangeable

https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners