Hager 5100 Series: Extra Heavy-Duty Grade 1 Cast Iron Door Closers & Parts
The Hager 5100 Series is an elite Grade 1 surface-mounted door closer engineered specifically for high-abuse institutional environments like schools and hospitals. Featuring a rugged cast iron body and a one-piece seamless steel spring tube, the 5100 Series is designed to withstand extreme traffic and potential vandalism. Notably, this series features the same mounting hole pattern as the LCN 4040XP, making it the premier choice for facilities looking for a high-performance, cost-effective drop-in replacement without the need to re drill doors.
Hager 5100 Series
Combining robust construction with precision control, the Hager 5100 Series utilizes a full rack and pinion design to provide smooth, reliable door operation. This series is fully ADA compliant (adjustable sizes 1-6) and is UL/cUL fire-rated for up to 3 hours. With standard features like independent latch, sweep, and backcheck valves, along with an optional delayed action feature, the 5100 Series offers complete flexibility for any commercial application. It is backed by a lifetime warranty, reflecting Hager's commitment to long-term reliability.
Download the Hager 5100 Series Catalog to explore complete technical specifications and a wide range of architectural finishes, including Sprayed Aluminum (689) and Dark Bronze (695). This resource provides detailed information on all arm configurations, including the heavy-duty Cushion Stop and Spring Cushion Stop (SCS) arms designed for maximum protection in high-wind or high-abuse areas.
Refer to our Hager 5100 Installation & Adjustment Guide for comprehensive instructions on tri-pack mounting (Regular, Parallel, or Top Jamb). This guide includes step-by-step procedures for setting the spring power to match your door weight (up to 330 lbs) and fine-tuning the hydraulic valves for perfect closing speed. Proper adjustment is key to ensuring your hardware meets ADA barrier-free requirements and operates efficiently across its -40°F to 150°F temperature range.
Follow the Hager 5100 Installation Guide for step-by-step assembly, including the adjustment system that installers can count on to ensuring the door is operating perfectly.
Hager 5100 Standard Tri Pack Installation Instructions
Hager 5100 Standard with Delayed Action Installation Instructions
Hager 5100 HD Parallel Arms (NHO or HO) Installation Instructions
Hager 5100 Series
Shop our extensive inventory of Hager 5100 Series units, the industry leader for heavy-duty cast iron door control. Every standard 5100 MLT comes tri-packed and includes sex nuts and bolts as a standard feature. For specialized needs, we stock units with Extra Heavy Duty Arms for exterior doors and Hold Open Arm versions for areas requiring temporary hands-free passage.