Hager 990 STEEL Full Surface Prison Hinge 3" x 4" with Welded Tip Heavy Duty

Hager 990 STEEL Full Surface Prison Hinge 3" x 4" with Welded Tip Heavy Duty

Professional Heavy-Duty Prison Utility Hinge Solution

The Hager 990 STEEL full surface prison hinge delivers heavy-duty performance for demanding security applications. This 3" x 4" steel hinge features welded pin construction with Torx button head bolts for maximum security and tamper resistance. Designed for small doors, access doors, and observation shutters, this ANSI A8383 certified hinge supports up to 150 lbs with two hinges and provides reliable operation in correctional and high-security environments.

Professional Features & Benefits

• Heavy-Duty Load Capacity: Two hinges support up to 150 lbs maximum door weight for reliable performance in demanding applications.
• Security-Enhanced Construction: Welded pin design with Torx button head bolts provides maximum tamper resistance and security.
• Precision Dimensions: 3" x 4" size with 3 knuckles engineered for small doors, access doors, and observation shutters.
• Durable Steel Construction: Steel material with steel pin construction ensures long-lasting performance in high-use environments.
• Plain Bearing Operation: Smooth plain bearing design provides reliable operation with minimal maintenance requirements.
• ANSI Compliance: ANSI A8383 certification ensures compliance with industry standards for detention hardware.
• Full Surface Mounting: Both leaves surface-applied for easy installation on metal core doors and channel iron frames.
• Plain bearing. Welded pin. Torx button head bolt.

Technical Specifications

• ANSI/BHMA: ANSI A8383
• Applications: For use on small doors, access doors, and observation shutters.
• Certifications: ANSI A8383
• Commercial/Residential: Commercial
• Duty Level: Heavy Duty
• Fastener Size: Machine1" x 16-3/8" TORX
• Features: Plain bearing. Welded pin. Torx button head bolt.
• Finishes: USP
• Knuckles: 3
• Material: Steel with Steel Pin
• Maximum Door Weight: 2 hinges will support 150 lbs.
• Subcategory: Full Mortise Detention Hinges

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• Correctional Facilities and Detention Centers
• High-Security Government Buildings
• Mental Health Facilities
• Secure Access Control Points
• Observation and Monitoring Stations
• Small Door and Shutter Applications
• Industrial Security Installations

Why Choose Hager Quality?

Hager prison hinges deliver professional-grade reliability with steel construction and welded pin design rated to support 150 lbs maximum door weight with two hinges. ANSI A8383 certification ensures compliance with detention hardware standards. Engineered for demanding correctional and high-security applications where dependable performance and tamper resistance are essential.

Support Resources

• Commercial Hinges Catalog 2024 (PDF)
• Standard Hinge Locations Guide (PDF)
• Commercial Hinges Cross Reference (PDF)
• Concealed Electric Hinge Modification (PDF)
• Electric Hinge Installation Instructions (PDF)
• Size Options (PDF)