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STC/STCT/DTC Roof Truss Clips


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Roof Truss and Rafter Connectors, Ties, and Straps

This product's information may differ depending on the category of use. You are currently viewing details related to Roof Truss and Rafter Connectors, Ties, and Straps. You can also view product information related to the category: Truss Clips

For alignment control between a roof truss and nonbearing walls; the 1 1/2" slot permits vertical truss chord movement when loads are applied.


  • 18 gauge (43 mil)


  • Galvanized (G90)


  • Use all specified fasteners; see General Notes.
  • Use STC or DTC depending on required loads.
  • STC / STCT / DTC may be used with proprietary material sections. Contact material supplier for specific installation details.
  • Use STCT where truss or rafter is separated from the top plate of the nonbearing wall.
  • Install slot screws in the middle of the slot.

Related Literature

Load Tables

  1. Truss or rafter must be bearing on top plate to achieve the allowable loads under "Without Gap."
  2. Clips are required on both sides of the truss to achieve F1 loads in both directions (stagger parts to avoid screw interferences).
  3. See Fastening Systems for more information on Simpson Strong-Tie fasteners.
Typical STC Installation
Typical STC Installation

Code Reports & Compliance