Description

Key Features

Built for Higher Loads

The heavy-duty HUC design is made for structures that need added strength and safety margin. Extra optional triangle holes give you more fastening options when the load path calls for it.

Concealed-Flange Layout

This Simpson Strong-Tie joist hanger keeps the header flanges concealed for a cleaner finished look. That matters when the framing stays visible and you do not want standard side flanges showing.

Exterior-Ready Coating

The ZMAX finish adds corrosion resistance for exterior work and treated lumber applications. It is a better fit than basic galvanized hardware when the jobsite is rougher on metal.

Overview

The Simpson Strong-Tie HUC210-2Z face-mount concealed-flange joist hanger is a heavy-duty connector for supporting a double 2×10 member. This is a concealed-flange joist hanger designed for fastening wood joists in structural framing where added load capacity and a cleaner exposed finish both matter. Model Number: HUC210-2Z.

What makes this hanger different from a lighter joist hanger is the HUC series focus on added strength and safety factors. Simpson states the series is tested, load rated, and code compliant, and this model includes extra optional triangle holes for additional load. In real terms, that gives engineers, builders, and inspectors a connector designed for more demanding framing conditions instead of basic deck-level hardware.

The concealed header flanges are the feature most buyers notice first. Instead of having visible side flanges wrapped across the face of the supporting member, the flange layout keeps the connection cleaner when the beam or header will remain exposed. That is a practical advantage on schools, commercial work, public-facing spaces, and timber framing details where appearance matters almost as much as structural performance.

This HUC210-2Z version is sized for a double 2×10 application, with a 3-1/8 inch seat width, 8-5/8 inch height, and 2-1/2 inch seat depth. It is formed from 14 gauge steel, which is right in line with the heavy-duty role of the HUC line. Those dimensions matter because hanger fit is not something you want to guess at on the job. If you are framing double members, the seat width and hanger height need to match the material correctly so you get proper bearing and fastening layout.

The finish is ZMAX, Simpson Strong-Tie’s heavier corrosion-resistant coating. That makes this version a better choice for exterior framing and treated-wood applications than standard G90 zinc galvanized versions. If the project lives outdoors, sees moisture, or uses preservative-treated lumber, the coating upgrade is not a cosmetic detail. It is what helps the connector hold up over time.

Application-wise, this hanger is not limited to one installation type. Product data and installation guidance show HUC hangers used for wood-to-wood framing and also attached to concrete or grout-filled concrete masonry using specified Simpson Titen Turbo screw anchors. That gives the HUC platform more flexibility than a connector that only works in conventional wood framing. The important point is to follow the correct fastener schedule and edge distance requirements for the base material.

Simpson also calls out that these hangers are suited for engineered wood applications. For builders working with engineered members, that matters because hanger selection is often where compatibility problems show up first. A heavy-duty hanger with published load data and clearly defined installation paths saves time during layout, submittals, and inspection.

If you are the buyer, this one makes the most sense for contractors, framers, commercial crews, and serious DIY builders working on structural framing that needs a concealed-flange look and a heavier connector. If you just need a basic hanger for light-duty work, this is probably more hardware than you need. If the framing is exposed, the load is real, or the spec calls for a stronger connector with corrosion resistance, this is the one you buy on purpose.

Cleaner Exposed Framing

The concealed-flange design earns its keep when the structure stays visible. You get the support of a heavy-duty face-mount hanger without the more obvious side-flange look on exposed framing.

• Designed for structures requiring additional strength and safety factors
• Concealed header flanges help maintain cleaner visible lines in exposed conditions

Heavy-Duty Fit for Double 2×10 Framing

This hanger is sized for a specific job, not a rough guess. When you are framing a double 2×10 member, the right seat width and depth make install cleaner and help keep the connection working the way it was engineered.

• Nominal joist size: Double 2×10
• Seat width: 3-1/8 in. with 2-1/2 in. seat depth

Works Beyond Basic Wood Framing

The HUC platform is useful when the job is not just wood-to-wood. Simpson provides installation paths for masonry and concrete supports using specified Titen Turbo screw anchors, which gives you more flexibility on mixed-material builds.

• Can be used to install wood joists to wood, masonry, and concrete when installed per Simpson guidance
• Concrete and GFCMU installations use specified hex-head Titen Turbo screw anchors sold separately

Key Specifications

Tool Type	Concealed-flange joist hanger
Nominal Joist Size	Double 2×10
Material	14 ga. steel
Finish	ZMAX corrosion-resistant coating
Seat Width (W)	3-1/8 in.
Height (H)	8-5/8 in.
Seat Depth (B)	2-1/2 in.
Package Quantity	1

Compatibility

Connected Materials

Used to install wood joists to wood, masonry, and concrete when the correct Simpson installation method and fasteners are followed.

Member Size

Sized for double 2×10 framing members.

Anchor System

For concrete or grout-filled concrete masonry, Simpson specifies hex-head Titen Turbo screw anchors. Anchor models and embedment vary by base material.

Built For

Construction Carpentry General Contracting Commercial Framing Engineered Wood Exterior Framing Exposed Beam Work Structural Repairs

Pro Tip

On exposed framing, the concealed flange is the reason to step up to this hanger, so take a minute to confirm your double 2×10 buildup is true to width before ordering. A heavy-duty hanger only installs clean when the member size actually matches the seat.

Warranty & Support

Warranty: None listed for this item in the provided product data.

Tool Nut’s Take

Tool Nut’s Take

Simpson Strong-Tie HUC210-2Z Face-Mount Concealed-Flange Joist Hanger for Serious Framing

This is the hanger you buy when a basic joist hanger is not enough and the finished framing still needs to look clean.

• Who it’s for: Framers, builders, and contractors working with double 2×10 members in structural or exposed framing applications.
• Why it stands out: You get heavy-duty HUC-series strength, a concealed-flange layout, and ZMAX corrosion resistance in one connector.
• Worth knowing: This is a specific-size hanger, not a universal fit, and fasteners are not included. Make sure your member size, base material, and fastener schedule line up before the order goes in.

Common Questions

• What size framing is this hanger made for? This model is sized for a double 2×10 member.
• What is the finish on this hanger? The HUC210-2Z uses a ZMAX corrosion-resistant coating.
• Can it be used with concrete or masonry supports? Yes. Simpson provides installation guidance for concrete and grout-filled concrete masonry using specified Titen Turbo screw anchors.
• Is this hanger code compliant? Simpson states HUC-series hangers are tested, load rated, and code compliant.