The Simpson 4-1/8 in. x 11 in. Tie Plate from Simpson Strong-Tie is a dependable, easy-to-use connector built for splicing and reinforcing miscellaneous wood-to-wood connections on flat members. Fabricated from 20-gauge steel with a G90 zinc galvanized finish, this tie plate delivers lasting corrosion resistance and structural reliability for everything from light repairs to more demanding framing and reinforcement work. Its staggered nail pattern ensures a secure hold while protecting the wood from splitting, making it a practical go-to solution for a wide range of flat-member connection applications.

Key Features

• Versatile wood-to-wood connector - handles splicing and miscellaneous flat-member connections, adapting to a broad range of repair and structural tasks without requiring specialized hardware
• Staggered nail pattern - distributes fastener load across the plate to create a secure connection while actively reducing the risk of splitting the wood members being joined
• 20-gauge steel construction - provides a reliable balance of strength and workability, making the plate easy to install while standing up to everyday structural demands
• G90 zinc galvanized finish - delivers extra corrosion resistance to help the plate maintain its integrity in moisture-prone or demanding installation environments
• Compatible with multiple fastener types - designed to work with nails or Strong-Drive SD screws, giving installers flexibility to use the fastener that best suits the job at hand

Why This Product

• A trusted Simpson Strong-Tie connection solution - engineered by a brand recognized for simple, versatile connector designs that work across a wide range of joint types and lumber configurations
• Built-in split protection - the staggered nail pattern is a deliberate design feature, not an afterthought, reducing the chance of damaging the lumber during installation and helping ensure a clean, lasting connection
• Corrosion-resistant for long-term performance - the G90 galvanized coating goes beyond a basic finish, providing a meaningful level of protection that extends the useful life of the plate in real-world conditions
• Fastener flexibility for efficient installation - acceptance of multiple nail sizes as well as Strong-Drive SD screws means fewer trips to the supplier and a smoother workflow on the job site

Specifications

• MPN: TP411
• Nominal Width: 4-1/8 in.
• Length: 11 in.
• Gauge: 20
• Coating: Zinc Galvanized, G90
• Finish: Zinc Galvanized, G90
• Install With: (66) 0.131 in. x 2-1/2 in. nails, 0.131 in. x 1-1/2 in. nails or #9 Strong-Drive SD screws (sold separately)
• Country of Origin: United States

Frequently Asked Questions

What is the Simpson TP411 tie plate used for?

The Simpson TP411 is a versatile tie plate designed for splicing and reinforcing miscellaneous wood-to-wood connections, making it ideal for use on flat members in a wide range of light repair and structural applications.

What fasteners are recommended for installing the TP411?

The TP411 is designed to install with (66) 0.131 in. x 2-1/2 in. nails, 0.131 in. x 1-1/2 in. nails, or #9 Strong-Drive SD screws.

What gauge steel is the TP411 made from, and does it have corrosion protection?

The TP411 is fabricated from 20-gauge steel and features a Zinc Galvanized, G90 finish, which provides extra corrosion resistance for enhanced durability in demanding environments.

Why does the TP411 use a staggered nail pattern?

The staggered nail pattern on the TP411 is specifically designed to create a secure connection while minimizing the risk of splitting the wood members being joined or reinforced.

Note: Product dimensions may differ from picture. Please see item description for specifications.