Simpson Strong-Tie Sleeve-All 3/8 in. x 1-7/8 in. Rod-Coupler Head Sleeve Anchor is a pre-assembled expanding sleeve anchor engineered by Simpson Strong-Tie for reliable, secure fastening in solid base materials such as concrete and brick. Designed with a rod-coupler head, this anchor is ideal for applications requiring a threaded rod connection, and it delivers optimal performance even in the most demanding structural installations. FM and UL approved with multiple DOT listings, the SL37178C meets rigorous standards across infrastructure and construction applications alike.

Key Features

• Expansion anchor for use in solid base materials
• FM and UL approved with multiple DOT listings
• Rod-coupler head style for threaded rod connections
• Pre-assembled expanding sleeve design for straightforward installation
• Zinc-plated carbon steel construction for corrosion resistance
• Compatible with a 3/8 in. drill bit for precise hole sizing
• Requires a 1/2 in. wrench for setting
• Caution: Oversized holes will make it difficult to set the anchor and will reduce the anchor's load capacity

Specifications

• Model Number: SL37178C
• Brand: Simpson Strong-Tie
• Head Type: Rod-Coupler Head
• Size: 3/8 in. x 1-7/8 in.
• Diameter: 3/8 in.
• Bolt/Rod Diameter: For 3/8 rod
• TPI: 18
• Drill Bit Size: 3/8 in.
• Wrench Size: 1/2 in.
• Material: Carbon Steel
• Coating/Finish: Zinc Plated
• Packaging: Packs of 50 and Cartons of 200
• Country of Origin: China

Approved Applications

• Solid concrete fastening and anchoring
• Brick and solid masonry base material installations
• Structural applications requiring FM and UL approved anchors
• Infrastructure and construction projects with DOT listing requirements
• Threaded rod coupling connections in solid base materials

Frequently Asked Questions

What base materials is the SL37178C Sleeve-All anchor designed for?

The SL37178C is an expansion anchor designed for use in all types of solid base materials, including concrete and brick. It is not intended for use in hollow or unsupported materials.

What drill bit size is required to install this anchor?

A 3/8 in. drill bit is required to create the correctly sized hole for this anchor. It is important to avoid oversized holes, as they will make it difficult to set the anchor and will reduce the anchor's load capacity.

What type of head does the SL37178C feature, and what is it used for?

This anchor features a rod-coupler head, which is designed to connect to a 3/8 in. threaded rod. This makes it well-suited for applications where a threaded rod must be anchored securely into solid base materials.

Is the SL37178C anchor approved for regulated or code-required construction projects?

Yes. The SL37178C is FM and UL approved and carries multiple DOT listings, making it suitable for projects that require verified anchor performance in regulated infrastructure and structural construction applications.

Note: Product dimensions and/or thread length may differ from picture. Please see the item description above for specifications.