Product Description
The Simpson MSTCM40 is a 40-1/4 in. 16-gauge galvanized medium strap tie engineered by Simpson Strong-Tie for demanding wood-to-masonry uplift applications. Designed to resist tension loads caused by wind and seismic forces, this strap tie connects wood framing to grouted concrete masonry units (GFCMU) or concrete with a load-rated, precut design that delivers reliable performance and straightforward installation.
Key Features
- MSTC series has countersunk nail slots for a lower nailing profile
- Attaches to grouted concrete block and wood framing
- Minimum end and edge distance for Titen screws is 1-1/2 in.
- Length: 40-1/4 in.
- Width: 3 in.
- Made from 16-gauge steel
- Galvanized (G90) for extra corrosion resistance
- Staggered nail pattern helps minimize wood splitting
- Load-rated and precut for quick installation and optimal performance
- Supports floor-to-floor clear span applications
- Designed to resist wind and seismic forces
Specifications
- Model Number: MSTCM40
- Length: 40-1/4 in.
- Width: 3 in.
- Gauge: 16
- Coating: Zinc Galvanized, G90
- Finish: Zinc Galvanized, G90
- Material: Steel
- Country of Origin: United States
Approved Applications
- Wood-to-masonry uplift connections
- Attachment to grouted concrete masonry units (GFCMU)
- Attachment to concrete and wood framing
- Floor-to-floor clear span applications
- Resistance to wind and seismic tension loads
Frequently Asked Questions
- What types of masonry substrates is the MSTCM40 compatible with?
- The MSTCM40 attaches to grouted concrete block (grout-filled concrete masonry units, or GFCMU) and concrete, as well as wood framing, making it suitable for a variety of wood-to-masonry structural connections.
- What fasteners are required to install the MSTCM40?
- Install with 16d sinkers and (a) 1-1/4 in. x 2 in. Titen 2 screws for GFCMU or (b) 1-1/4 in. x 1-3/4 in. Titen 2 screws for Concrete.
- What is the minimum end and edge distance required for Titen screws?
- The minimum end and edge distance for Titen screws is 1-1/2 in., which must be observed to ensure proper load performance and code compliance.
- Why does the MSTCM40 feature countersunk nail slots?
- The countersunk nail slots are a defining characteristic of the MSTC series and provide a lower nailing profile, helping to reduce protrusion and create a cleaner, more flush installation against framing members.
Note: Product dimensions and/or screw or bolt holes may differ from picture. Please see item description for specifications.
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