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February 25, 2025Malleable Iron Beam Clamp with 1-3/8″ Wide Mouth, 1/2-13
Malleable Iron Beam Clamp, 1-3/8″ Wide Mouth, 1/2-13
Part # WMBC12
UPC: 811443035296
Provides a heavy‑duty mounting base for I‑beams, girders, and other structural members

SKU: WMBC12
Categories: Flange I-Beam Clamp, Malleable Iron Beam Clamp, New Products, Structural Attachments
- Heavy‑duty malleable iron body delivers rugged performance for demanding applications
- Electrogalvanized finish provides durable corrosion protection for long‑term performance
- Universal design works with a wide range of cable management hardware and apparatus
- Extra‑wide jaw opening accommodates flanges up to 1-3/8″ thick for secure attachment
- 1/2‑13 threaded holes tapped on the side and bottom
- Supplied with an installed 1/2″ hex head screw
Application
- Provides a mounting point for 1/2‑13 threaded rod used in heavy‑duty mechanical, electrical, and industrial installations
- Suitable for suspending heavy‑duty apparatus such as large lighting fixtures, cable tray, HVAC equipment, horn speakers, overhead signage & displays, industrial automation equipment, and other mechanical or electrical components
Installation
- Attach the clamp onto the girder or I‑beam flange
- Secure by tightening the included square‑head bolt with a socket driver
Packaging
- Unit Packaging: 25
Specifications
- Material: Malleable iron
- Finish: Electrogalvanized (zinc coating)
Safety
- Follow all installation instructions carefully to ensure safe and effective performance
- Comply with all applicable codes, regulations, and job site requirements
- Do not use the product beyond its intended purpose or specified load ratings
- Improper installation or use may result in malfunction, property damage, serious injury, or death, and will void the warranty
- Use only industry‑standard hardware that meets specified requirements


