Hager CB1191 Full Mortise Concealed Anti-Friction Bearing Hinge with 5 Knuckle Design

Hager CB1191 Full Mortise Concealed Anti-Friction Bearing Hinge with 5 Knuckle Design

Professional Full Mortise Hinge Solution for Commercial Applications

The Hager CB1191 full mortise hinge features concealed anti-friction bearings and 5 knuckle construction for medium weight doors requiring medium frequency operation. This standard weight hinge is constructed with brass and stainless steel pin materials, incorporating two concealed anti-friction nylon bearings that provide self-lubrication and extremely low wear factor performance. The hinge meets ANSI A2111 standards for brass construction and ANSI A5111 for stainless steel variants, with stainless steel models complying with NFPA80 requirements for fire rated door assemblies.

Professional Features & Benefits

• Concealed Anti-Friction Bearings: Two concealed nylon bearings provide self-lubrication and create an extremely low wear factor for smooth, long-lasting door operation.
• 5 Knuckle Construction: Five knuckle design distributes load evenly across the hinge for enhanced durability and stability in commercial applications.
• Non-Rising Removable Pin: Features button tip and plug design for easy maintenance and service access without door removal.
• Heavy-Duty Materials: Available in brass with stainless steel pin or stainless steel with stainless steel pin construction for exceptional durability.
• Fire Rating Compliance: Stainless steel model complies with NFPA80 requirements for use on fire rated door assemblies.
• ANSI Certified Performance: Meets ANSI A2111 standards for brass construction and ANSI A5111 for stainless steel variants ensuring professional-grade reliability.
• Electric Modification Options: Available with EMN (Electric Monitor Only), ETW (Electric Through-Wire Only), ETM (Electric Through-Wire with Monitoring), and Quick Connect configurations.
• Multiple Finish Options: Available in US3, US4, US10, US15, US26, US26D, US32, US32D finishes with additional options available per application.
• Non-rising removable pin with button tip and plug. Two concealed anti-friction bearings.

Technical Specifications

• ANSI/BHMA: ANSIA2111 (Brass), ANSIA5111 (Stainless Steel)
• Applications: For use on medium weight doors or doors requiring medium frequency.
• Bearing Type: Concealed Anti-Friction Bearing
• Certifications: ANSI A5112 (Stainless Steel with Stainless Steel Pin)
• Commercial/Residential: Commercial
• Electric Modifications: EMN (Electric Monitor Only), ETW (Electric Through-Wire Only), ETM (Electric Through-Wire with Monitoring), Quick Connect
• Features: Non-rising removable pin with button tip and plug. Two concealed anti-friction bearings.
• Finishes: US3, US4, US10, US15, US26, US26D, US32, US32D
• Fire Rating: Stainless steel model complies with NFPA80 requirements for use on fire rated door assemblies
• Gauge: See Sizing Chart Options
• Height: See Sizing Chart Options
• Knuckles: Material: Brass with Stainless Steel Pin, Stainless Steel with Stainless Steel Pin
• Material: Brass with Stainless Steel Pin, Stainless Steel with Stainless Steel Pin
• Notes: Anti-Friction Nylon Bearings (AB/CB). These are made of resilient engineered plastics that provide a self-lubricant and very strong bearing surface. The nylon acts as a cushion for the door yet it allows the door to flow smoothly on the surface of the nylon with an extremely low wear factor. (AB is standard on 3-knuckle hinges. CB is an option for 5-knuckle hinges).
• Options: Other finishes available per application. Contact Hager for additional information.
• Subcategory: Full Mortise Hinges
• Width: See Sizing Chart Options

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

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Choose Hager Quality?

Hager CB1191 hinges deliver professional-grade reliability with concealed anti-friction nylon bearings engineered for extremely low wear factor performance. Meeting ANSI A2111 and A5111 standards with NFPA80 fire rating compliance for stainless steel models, these hinges are engineered for demanding commercial applications where dependable performance and smooth operation 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)