Ives 3CB1HW Heavy Weight Concealed Bearing Full Mortise Hinge with 3 Knuckles

Ives 3CB1HW Heavy Weight Concealed Bearing Full Mortise Hinge with 3 Knuckles

Professional Heavy-Duty Hinge Solution for High-Traffic Commercial Applications

The Ives 3CB1HW is a heavy weight concealed bearing full mortise hinge engineered for doors over 150 pounds and high frequency usage up to 400 cycles per day. This 3-knuckle hinge features two heavy duty concealed nylon bearings and is specifically recommended for use with door closers. Available in brass and stainless steel substrates with square corner design, it meets ANSI/BHMA A156.1 performance standards and includes fasteners for both hollow metal and wood door installations.

Professional Features & Benefits

• Heavy Weight Door Support: Engineered for doors over 150 pounds with robust construction designed to handle substantial door weights in commercial applications.
• High-Frequency Performance: Rated for 400 cycles per day operation, making it ideal for high-traffic commercial environments requiring reliable daily performance.
• Concealed Bearing Design: Features two heavy duty concealed nylon bearings that provide smooth, quiet operation while protecting internal components from debris and wear.
• Door Closer Compatible: Specifically recommended for use with door closers, ensuring proper function and longevity in controlled-closing applications.
• Dual Substrate Options: Available in brass substrate (all finishes except 629/630) and stainless steel substrate (finishes 629/630) for material compatibility and corrosion resistance.
• Complete Fastener Package: Includes 12-24 x 1/2" UFPHMS and 12 x 1 1/4" FPHWS fasteners for both hollow metal and wood door installations.
• ANSI/BHMA Compliance: Certified to exceed ANSI/BHMA A156.1 performance standards and meets A156.7 template hinge dimensions for code compliance.
• Extensive Customization Options: Available with hospital tip (HT), non-removable pin (NRP), security stud (SH), rounded corners (RC-1/4, RC-5/8), security fasteners (SEC), and electrification options (TW4, TW8, TW12, MON).

Technical Specifications

• ANSI/BHMA: ANSI/BHMA A156.1
• Bearing Type: Concealed Bearing
• Commercial/Residential: Commercial
• Corner Style: Square Corners
• Department: Door Hardware
• Duty Level: Heavy Duty
• Fasteners: Wood and Machine Screws
• Knuckles: 3
• Product Category: Door Hinges and Pivots
• Product Function: Concealed Bearing
• Product Group: Door Hinges and Pivots
• Product Model: 3CB1HW
• Product Subgroup: Full Mortise Hinges
• Product Substrate: Brass, Stainless Steel
• Product Type: Hinges
• Subcategory: Hinges and Pivots

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, weight capacity over 150 pounds, and handing as applicable to this heavy weight hinge.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces for proper full mortise installation.
3. Prepare door and frame by drilling required holes and routing mortise pockets as specified in manufacturer instructions for full mortise mounting.
4. Install all mounting hardware using provided 12-24 x 1/2" UFPHMS and 12 x 1 1/4" FPHWS fasteners and secure the hinge to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, smooth bearing operation, and verify clearance throughout the full range of motion, especially when used with door closers.
6. Test hinge operation to verify proper function of concealed nylon bearings 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 heavy duty concealed nylon bearings rated for 400 cycles per day and doors over 150 pounds. Certified to exceed ANSI/BHMA A156.1 performance standards and UL Classified for windstorm rated assemblies, these hinges provide the durability and consistent performance required for demanding commercial applications where dependable operation is essential.