Captive Screws

Captive Screws, designed and manufactured by Clarendon Specialty Fasteners, offer the ability to captivate screws to a panel, structure, vehicle or machine guard and can be used across a variety of industry sectors including Aerospace, Defence and Industrial.

Having the ability to captivate screws to a panel or structure prevents the loss of fasteners during any maintenance operations, reduces downtime and simplifies the process. 

Key benefits:

  • Manufactured in the UK by Clarendon Specialty Fasteners to AS 9100
  • UK, European and US sourced material with full traceability
  • Lot traceable, material certification, PPAP and FAIRā€™s available
  • Designed to aid compliance with the EU machine safety directive 2006/42/EC
  • Prevents loss of fasteners during maintenance operations
  • Reduces Foreign Object Damage (FOD)
  • Reduces inventory count
  • Eliminates downtime due to lost components

Technical Data:

Technical data is available upon request.

Download the Product Guide below:

Configuration Options

Captive Screws, by Clarendon Specialty Fastener are available in many configurations, with multiple options such as head styles, drives, grommets, captivation methods, spring eject, diameter, length, materials and plating.

In addition to our extensive range detailed in the Captive Screw Product Guide, Clarendon Specialty Fasteners can offer bespoke designs to meet exact application requirements. Please contact us to discuss any bespoke requirements.

  • Animation: Retainer Nut with Hex Head
  • Animation: Snap-in Ring with hex head
  • Animation: Swaged in with Socket Recess

Captivation Styles

  • Snap-in Ring
  • Retainer Nut
  • Swaged
  • Reduced Shank

Drive Styles

  • Socket recess
  • Hex socket
  • Slot head
  • Cross recess

Application Areas

  • Special Purpose Vehicles:
    • Access panels
    • Battery retention/covers
    • Serviceable/removeable items
    • Dashboard emergency access

    IT/Telecommunication Equipment:

    • 19ā€ Racking
    • Cabinet enclosures
    • Multi-plug connectors
    • Modules


    • Access panels
    • Lighting covers
    • Switch gear covers
    • Serviceable/removeable items


  • Weapon systems
  • Access panels
  • Servo motor mounting
  • Radar covers

Special Purpose Machines:

  • Machine guarding
  • Conveyor access panels
  • Electrical cabinets
  • Serviceable/removeable items