Ives Steel 5-Knuckle Plain Bearing Full Mortise Hinge with Square Corners

Ives Steel 5-Knuckle Plain Bearing Full Mortise Hinge with Square Corners

Professional Full Mortise Hinge for Standard Weight Doors

The Ives Steel 5-Knuckle Plain Bearing Full Mortise Hinge delivers reliable performance for standard weight doors in low to medium frequency applications. This Grade 2 hinge features steel construction with square corners and 5-knuckle design for enhanced stability. Certified to exceed ANSI/BHMA A156.1 performance standards and meets ANSI/BHMA 156.7 template dimensions, this hinge provides dependable operation for commercial door applications.

Professional Features & Benefits

• 5-Knuckle Design: Five knuckle configuration provides enhanced stability and load distribution for reliable door operation.
• Grade 2 Performance Rating: Tested to 1,500,000 cycles for long-term reliability in medium-duty commercial applications.
• Plain Bearing Construction: Steel plain bearing design optimized for standard weight doors and low to medium frequency usage applications.
• Square Corner Profile: Traditional square corner design provides clean, professional appearance suitable for most architectural applications.
• Complete Fastener Package: Includes wood and machine screws for both hollow metal and wood door installations (12-24 x 1/2" UFPHMS, 12 x 1-1/4" FPHWS, 10-24 x 1/2" UFPHMS, 10 x 1" FPHWS for 3.5x3.5 hinge size).
• ANSI/BHMA Compliance: Certified to exceed ANSI/BHMA A156.1 performance standards and meets ANSI/BHMA 156.7 template dimensions for code compliance.
• UL Classification: UL Classified for windstorm rated assemblies (R37965) ensuring performance in demanding weather conditions.
• Customization Options: Available with hospital tip (HT), non-removable pin (NRP), security stud (SH), rounded corners (RC-1/4, RC-5/8), and security fasteners (SEC) for specialized applications.

Technical Specifications

• ANSI/BHMA: ANSI/BHMA A156.1
• Bearing Type: Plain Bearing
• Commercial/Residential: Commercial
• Corner Style: Square Corners
• Department: Door Hardware
• Duty Level: Medium Duty
• Fasteners: Wood and Machine Screws
• Grade: Grade 2
• Knuckles: 5
• Product Category: Door Hinges and Pivots
• Product Function: Plain Bearing
• Product Group: Door Hinges and Pivots
• Product Model: 5PB1
• Product Subgroup: Full Mortise Hinges
• Product Substrate: Steel
• Product Type: Hinges
• Subcategory: Hinges and Pivots

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 Ives Quality?

Ives architectural hinges deliver professional-grade reliability with steel construction tested to exceed ANSI/BHMA A156.1 performance standards and rated for 1,500,000 cycles. UL Classified for windstorm rated assemblies and certified to meet ANSI/BHMA 156.7 template dimensions. Engineered for demanding commercial applications where dependable performance and code compliance are essential.