Eaton B321-1HDG Beam Clamp - cULus Listed, 1300 lb
Part Number: B321-1HDG
Quick Summary
The Eaton B321-1HDG beam clamp secures mounting points to structural beams for electrical and mechanical installations. Project teams often face clamps that slip or misalign, causing costly rework and safety concerns on busy job sites. It carries cULus Listed certification and a 5:1 safety factor, with 3/8-16 threads and rods for robust, repeatable performance. Compatible with Eaton’s B-Line strut systems, the clamp streamlines installation, reduces hardware variety, and supports scalable, code-compliant deployments in industrial facilities. Its 1300 lb load capacity and steel construction deliver long-term stability, helping projects stay on schedule and within budget.
Product Information
Extended Description
B321-1HDG Eaton: Eaton B-Line series beam clamps, 3.5625"Hx3.25"Lx0.6250"W, Steel, 1300 load cap, 3/8”-16 rod size, 3/8”-16 screw size, 0.313"beam thickness
Product Name
Eaton B-Line series beam clamps
Catalog Number
B321-1HDG
UPC
781011531140
Product Length/Depth
3.25 in
Product Height
3.5625 in
Product Width
0.625 in
Product Weight
1.87 lb
Certifications
cULus Listed
Beam thickness
0.313 in
Set screw size
3/8”-16
Special features
Safety factor of 5, setscrew included
Thread/rod size
3/8”-16
Type
Beam clamp
Load capacity
1300 lb
Material
Steel
Feature: 1300 lb load capacity. Business Impact: Enables secure mounting of heavy fixtures and equipment, reducing the need for multiple clamps and minimizing risk of failure. Application: Overhead lighting and distribution mounts in warehouses and manufacturing lines. Feature: 0.313 in beam thickness compatibility. Business Impact: Works with standard beams without custom adapters, lowering part count and simplifying procurement. Application: Retrofit and new-build strut installations. Feature: 3/8-16 thread/rod size. Business Impact: Ensures broad hardware compatibility across common fasteners, speeding up on-site assembly. Application: General purpose mounting within B-Line strut systems. Feature: Setscrew included and safety factor of 5. Business Impact: Improves secure engagement during vibration-prone applications and provides a built-in safety margin, reducing maintenance calls. Application: High-vibration equipment racks and continuous process lines. Feature: cULus Listed certification and steel material. Business Impact: Supports compliance and durability in harsh environments, lowering long-term life-cycle costs. Application: Regulatory-focused installations in industrial facilities.
Get a Quick Quote for a Eaton B321-1HDG
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton B321-1HDG?
Enquire Now
FAQs
The B321-1HDG is engineered for 3/8-16 rod and screw sizes and works with a 0.313 in beam thickness common to Eaton B-Line strut systems. It provides a reliable mounting point with standard hardware, streamlining installation and reducing on-site adjustments. For best results, pair it with compatible B-Line channels and assemblies to maintain alignment and load distribution.
Key specs include a 1300 lb load capacity and steel construction, with 3/8-16 thread and rod sizes and a 0.313 in beam thickness compatibility. The set screw is included for secure engagement, and the design supports a safety factor of 5, aiding reliability in vibration-prone or dynamic installations.
Yes. The clamp is designed for lighting and electrical distribution mounting within B-Line strut systems. It enables fast, secure attachment to structural beams, reduces device misalignment, and helps maintain code-compliant installations in industrial facilities and electrical rooms.
The B321-1HDG is cULus Listed, confirming compliance with recognized safety standards for electrical components. This certification supports regulatory adherence, safer operation in industrial environments, and simplifies procurement for projects that require verified safety ratings and documented performance characteristics.
ROI benefits come from the included setscrew, robust load capacity, and standard 3/8-16 hardware, which reduce on-site part variety and installation time. The 5:1 safety factor adds a margin against misalignment and vibration, lowering maintenance calls. Combined with steel durability, this clamp supports longer system life and faster project completion.