MSTC Medium Strap Tie with Countersunk Nail Slots
Straight Straps
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Product Details
The MSTC is designed to resist tension loads in wood-to-wood applications. This medium strap tie utilizes a staggered nail pattern to help minimize wood splitting. The high-capacity MSTC also features countersunk nail slots for a lower nailing profile.
Key Features
- Load-rated, precut strap designed for quick installation and optimal performance
- Loads have been increased for wind and seismic forces
- Floor-to-floor clear span application
Material
- See table
Finish
- Galvanized
Installation
- Use all specified fasteners; see General Notes
Options
- Special sizes can be made to order; contact Simpson Strong-Tie
Related Literature
Product Information Table
| Model No. | Thickness (mil) | Ga. | W (in.) | L (in.) | Coating/Material | Packaging Qty. |
|---|---|---|---|---|---|---|
| MSTC28 | 54 | 16 | 3 | 28 1/4 | Zinc Galvanized, G90 | 1 |
| MSTC40 | 54 | 16 | 3 | 40 1/4 | Zinc Galvanized, G90 | 1 |
| MSTC52 | 54 | 16 | 3 | 52 1/4 | Zinc Galvanized, G90 | 1 |
| MSTC66 | 68 | 14 | 3 | 65 3/4 | Zinc Galvanized, G90 | 1 |
| MSTC78 | 68 | 14 | 3 | 77 3/4 | Zinc Galvanized, G90 | 1 |
Load Tables
Many of these products are approved for installation with Strong-Drive® SD Connector screws.
- See Straps and Ties General Notes.
- Fasteners: Nail dimensions in the table are listed diameter by length. For additional information, see Fastener Types and Sizes Specified for Simpson Strong-Tie Connectors.
Floor-to-Floor Span Table
Many of these products are approved for installation with Strong-Drive® SD Connector screws.
- See Straps and Ties General Notes.
- Install nails as specified by designer. Nail values may not be combined.
- Splitting may be a problem with installations on lumber smaller than 3 1/2"; either fill every nail hole with 0.148" x 1 1/2" nails or fill every other hole with 0.162" x 2 1/2" nails. Reduce the allowable load based on the size and quantity of fasteners used.
- Fasteners: Nail dimensions in the table are listed diameter by length. For additional information, see Fastener Types and Sizes Specified for Simpson Strong-Tie Connectors.
Load Values with Strong-Drive® SD Connector Screws
| Model No. | Fasteners (Total) | (DF/SP) Allowable Tension Loads | (SPF/HF) Allowable Tension Loads |
| (160) | (160) | ||
| MSTC28 | 36-SD9112 | 4735 | 3225 |
| MSTC40 | 46-SD9112 | 4735 | 4120 |
| MSTC52 | 42-SD9112 | 4735 | 3765 |
| MSTC66 | 44-SD9112 | 5850 | 3940 |
| MSTC78 | 44-SD9112 | 5850 | 3940 |
Code Reports & Compliance
Drawings
| DWG | DXF | RFA | IFC | SAT | |||
|---|---|---|---|---|---|---|---|
