Simpson Strong-Tie CSA 5.0 x 40/1 Connector Screws (Sold individually)

Sale price£0.07


Simpson Strong-Tie CSA 5.0 x 40/1 Connector 3405

CSA connector screw is developed for installing Simpson Strong-Tie connectors to timber, in order to obtain the published load bearing capacities. The conical shape under the head ensures a full contact with the connector which increases the transfer of force. A fixed connection with larger cross-bearing capacity than for standard screws is obtained. The 6 lobe recess helps to fix the screw during insertion.


  • Steel - Electro galvanised coating


  • ETA approved (ETA-04/0013)
  • 6 lobe drive
  • Conical shape under the head for secure fit in connector holes
  • Type 17 point to prevent splitting of timber

Suitable On

  • Supporting / Supported member: solid wood, composite lumber, glued-laminated wood.
Fixing connectors to timber:
  • Joist hangers
  • Angle brackets
  • Straps
References Fastener dimensions [mm] Driver Bit Box Quantity Stocked in UK
l lg d1 d dh
CSA5.0X40 40 34 3.15 4.85 8.3 T20 250 Yes

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