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What are ClarkDietrich Spazzer Bars?
Maintaining accurate stud alignment and minimizing labor costs are critical goals for successful steel framing projects. At US Frame Factory, we understand that the success of any framing system lies in the precision and quality of its components. That’s why we specialize in manufacturing cold-formed steel (CFS) studs and track, engineered to meet the unique demands of each project. To further improve efficiency and accuracy, we offer the ClarkDietrich Spazzer product line—a series of innovative bridging and spacing accessories designed to optimize the installation of CFS framing members. This article will explore how the Spazzer 5400 and 9200 bars, along with complementary installation accessories, can streamline your framing process, reduce costs, and elevate the overall quality of your construction projects when used in conjunction with US Frame Factory’s precision-engineered solutions.
The Importance of Precision in Cold Formed Steel (CFS) Framing Systems
At US Frame Factory, we recognize that the structural integrity and efficiency of any construction project are directly linked to the precision of the framing system. That’s why we invest in advanced manufacturing processes to produce custom CFS studs and tracks that adhere to the most stringent industry standards. Each component is engineered and roll-formed to order, ensuring accurate dimensions and consistent quality, thereby minimizing on-site adjustments and reducing the potential for errors. Our framing member solutions are designed to address the challenges of each project and can be customized to meet your unique requirements, providing contractors and designers with the flexibility and reliability they need to achieve optimal results.
Accurate stud spacing and alignment are critical for maintaining the structural integrity of walls and partitions. Deviations from specified dimensions can lead to structural weaknesses, increased material waste, and costly re-work. US Frame Factory’s framing members are designed to minimize these risks by providing components with precise dimensions and consistent quality. This precision, combined with the Spazzer bridging and spacing solutions, ensures that your projects are built to the highest standards of accuracy and efficiency.

Spazzer 5400: Enhancing Load-Bearing and Curtain Wall Applications with CFS Studs
For load-bearing walls and curtain wall applications, the Spazzer 5400 spacing and bridging bar proves to be an invaluable accessory when combined with US Frame Factory’s high-strength steel studs. This 16-gauge or 18-gauge galvanized steel bar is engineered with precision-punched slots at 12″, 16″, and 24″ intervals, eliminating the need for manual layout and clip angles. This pre-notched design significantly accelerates the installation process, reduces labor costs, and ensures consistent stud spacing across the entire framing system.
When used with load-bearing studs, the Spazzer 5400 provides superior torsional and lateral stud restraint, enhancing the structural integrity of the wall assembly. To further optimize load-bearing applications, the Spazzer Bar Guard, Spazzer Snap-In Grommet, and Spazzer Bar Fly Clip can be used to secure the Spazzer bar, ensuring a robust and reliable framing system. The Spazzer Bar Fly Clip, in particular, is a practical solution for installing off-module studs, simplifying complex framing layouts and reducing material waste. By integrating the Spazzer 5400 with our custom studs, contractors can achieve significant labor and material cost savings, while ensuring the highest standards of structural performance.
Spazzer 9200: Streamlining Non-Load-Bearing Interior Framing with CFS Studs
For non-load-bearing interior wall construction, the Spazzer 9200 spacing bar offers a significant advantage when used with our interior studs. This 33mils (20ga) bar, measuring 50″ in length, is designed to facilitate the rapid erection of interior partitions with precise stud spacing. The pre-engineered slots, spaced at 16″ or 24″ centers, utilize a “shear” design to create a rigid and stable stud grid, minimizing stud rotation and displacement.
By integrating the Spazzer 9200 with our interior studs, contractors can eliminate the need for manual stud spacing layout, significantly reducing labor costs and installation time. The “shear” design ensures consistent stud alignment, contributing to the overall quality and stability of the interior wall assembly. This system is compatible with non-structural studs 2-1/2″ and wider, providing flexibility for various interior framing applications. The Spazzer 9200 offers a streamlined solution for efficient and accurate interior wall construction.

Spazzer Accessories: Practical Solutions for Enhanced Installation
The Spazzer product line includes several accessories that further enhance the installation process and ensure structural integrity when used with Spazzer bridging and spacing bars. The Spazzer Bar Guard and Spazzer Snap-In Grommet are essential for securing the Spazzer bar in load-bearing applications, providing additional stability and support.
The Spazzer Bar Fly Clip is a practical solution for installing off-module studs. This clip simplifies complex framing layouts by allowing contractors to quickly connect the Spazzer bar to the face of the stud with self-drilling framing screws. By using these accessories in conjunction with our studs and tracks, contractors can optimize the installation process, reduce material waste, and ensure a robust and reliable framing system.


Installation Procedures: Optimizing Framing Systems with Spazzer Bars
To maximize the benefits of the Spazzer product line when used with our framing systems, it is essential to follow proper installation procedures. Installation information is included below for your convenience. See additional information for Spazzer 5400 and Spazzer 9200 at the manufacturer’s website for the most up-to-date technical specifications and guidelines.
Spazzer 5400 Installation
Load-Bearing Walls
- Layout and Preparation: Begin by laying out the wall or partition according to the project specifications.
- Spazzer Bar Installation: Pass the Spazzer 5400 bar through the stud knockouts and rotate it 90° into position, engaging each side of the knockout.
- Securing the Spazzer Bar: The Spazzer 5400 bar guard, Spazzer Bar Fly Clip (SFLY), or Spazzer snap-in grommet is required. Screws are required to keep the bar in place.
- Spacing: Install the Spazzer 5400 bar at a maximum of 4′ o.c. vertically or as per project specifications.
- Stud Compatibility: The Spazzer 5400 bar should not be used in studs over 8″ wide.
- Alignment and Verification: Verify the stud alignment and spacing, making any necessary adjustments.
- Note: The Spazzer 5400 is not designed for use with 12-gauge and heavier structural studs.
Non-Load-Bearing Walls
- Layout and Preparation: Begin by laying out the wall or partition according to the project specifications.
- Spazzer Bar Installation: Pass the Spazzer 5400 bar through the stud knockouts and rotate it 90° into position, engaging each side of the knockout.
- Securing the Spazzer Bar: For 20-gauge studs, the Spazzer 5400 bar guard, Spazzer Bar Fly Clip (SFLY), and Spazzer snap-in grommet are required. Screws are required to keep the bar in place.
- Spacing: Install the Spazzer 5400 bar at a maximum of 5′ o.c. vertically or as per project specifications.
- Stud Compatibility: The Spazzer 5400 bar should not be used in studs over 8″ wide.
- Alignment and Verification: Verify the stud alignment and spacing, making any necessary adjustments.
Spazzer 9200 Installation
- Layout and Preparation: Begin by laying out the wall or partition according to the project specifications.
- Spazzer Bar Installation: Insert the prenotched, 50″ Spazzer 9200 bar through the appropriate stud punchouts and rotate the bridging bar to engage or grip the stud.
- Stud Spacing: Use the prenotched slots to automatically lay out studs on 16″ or 24″ centers.
- Securing the Spazzer Bar: Press the Spazzer 9200 bar firmly into place. Overlap the last slot with the next piece of Spazzer and continue to repeat the process.
- Alignment and Verification: Verify the stud alignment and spacing, making any necessary adjustments.

Maximizing Installation Efficiency with Spazzer Bars
The high installation efficiency of CFS framing members using the Spazzer product line offers a comprehensive approach to efficient and accurate steel stud framing. By using our high-quality studs and tracks in conjunction with Spazzer accessories, work crews can achieve significant labor and material cost savings, while ensuring the highest standards of structural integrity.
Our roll-formed steel framing members are designed to provide consistent quality and precise dimensions, minimizing on-site adjustments and reducing the potential for errors. When combined with the Spazzer’s pre-notched design and practical accessories, projects can be completed faster, with less material waste, and with superior accuracy. Purchasing high quality framing members and accessories streamlines the procurement process and ensures compatibility between components.

Detailed Comparison: Spazzer 5400 vs. 9200
The Spazzer 5400 and 9200 serve distinct purposes within steel framing, each with specific technical characteristics:
- Intended Use: The Spazzer 5400 is engineered for demanding applications such as exterior curtain wall framing, load-bearing walls, and high interior partitions constructed of structural studs. In contrast, the Spazzer 9200 is designed for interior, non-load-bearing, nonstructural studs.
- Material and Dimensions: The Spazzer 5400 utilizes a more robust construction with 16-gauge or 18-gauge galvanized steel and dimensions of 1-1/4″ x 1-1/4″. The Spazzer 9200 is made from 20-gauge (33mils) galvanized steel with dimensions of 7/8″ x 7/8″.
- Design Thickness: The Spazzer 5400 has a design thickness of 0.0566″ (16ga) or 0.0451″ (18ga), while the Spazzer 9200 has a design thickness of 0.0346″ (20ga).
- Yield Strength: The Spazzer 5400 has a higher yield strength of 50ksi min compared to the Spazzer 9200’s 33ksi.
- Stud Compatibility: The Spazzer 5400 is compatible with 3-5/8″ through 8″ studs (see design tables 43mil/18GA 54mil/16GA), whereas the Spazzer 9200 is designed for non-structural studs 2-1/2” and wider.
- Fastening Features: A key feature of the Spazzer 5400 is the requirement for Spazzer Bar Guards, Snap-In Grommets, or screws, particularly in load-bearing applications. The Spazzer 9200, on the other hand, employs pre-engineered slots that utilize “shear” to hold studs in place.

Final Thoughts: Elevate Project Precision and Efficiency with Spazzer Bars and High Quality CFS Framing Members
The Spazzer product line, when used in conjunction with our high quality CFS framing members, provides a powerful workflow for optimizing steel stud framing projects. By streamlining installation, reducing labor costs, and ensuring accurate stud spacing, the Spazzer 5400 and 9200 bars, along with their complementary accessories, enhance the performance and efficiency of our high-quality studs and tracks.
We are committed to providing our customers with innovative and reliable framing solutions. Ready to experience the precision and efficiency of US Frame Factory’s custom steel framing solutions and Spazzer accessories? Contact us today for a personalized quote and discover how we can help you optimize your next construction project. Also, make sure to check out our online store for useful framing clips and accessories.
