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About This Item

 

Full Description

Design requirements, test methods and levels of performance for locks operated by keys with mechanical patterns intended for fixed mounting on hinged or sliding doors to provide reasonable security against unauthorized entry.

All current amendments available at time of purchase are included with the purchase of this document.
 

Document History

  1. BS 3621:2017


    Lock assemblies operated by key from both the inside and outside of the door

    • Most Recent
  2. BS 3621:2007+A2:2012


    Thief resistant lock assembly. Key egress

    • Historical Version
  3. BS 3621:2007


    Thief resistant lock assembly. Key egress

    • Historical Version
  4. BS 3621:2007+A1:2009


    Thief resistant lock assembly. Key egress

    • Historical Version
  5. BS 3621:2004


    Thief resistant lock assembly. Key egress

    • Historical Version
  6. BS 3621:1998


    Specification for thief resistant locks

    • Historical Version
  7. BS 3621:1980

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    Specification for thief resistant locks

    • Historical Version