Norton Rixson 128-3/4 Series Center Hung Pivot Set for Commercial Doors up to 300 lbs
Premium Center Hung Pivot System for Commercial Applications
The Norton Rixson 128-3/4 Series Center Hung Pivot Set delivers professional-grade door hardware engineered for commercial and institutional environments. This premium pivot system supports doors up to 300 lbs with standard 1-3/4" door thickness, featuring cast brass and steel construction with self-lubricating bearings for smooth, reliable operation. ANSI/BHMA A156.4 Grade 1 certified for demanding commercial applications where precise alignment and long-lasting durability are essential.
Professional Features & Benefits
- Heavy-Duty Load Capacity: Supports doors up to 300 lbs with superior strength and stability for medium to heavy commercial doors.
- Standard Door Thickness Compatibility: Designed for standard 1-3/4" (44 mm) door thickness for versatile commercial installation options.
- Premium Construction Materials: Cast brass and steel construction provides exceptional durability for high-traffic commercial environments.
- Self-Lubricating Bearing System: Maintenance-free operation with quiet, smooth movement throughout the door’s operational life.
- Center Hung Design: Transfers door weight to the floor for effortless rotation and reduced stress on the frame structure.
- ANSI/BHMA Grade 1 Certification: Meets ANSI/BHMA A156.4 Grade 1 standards for commercial-grade performance and reliability.
- ADA Compliance Ready: Compatible with ADA requirements for easy, low-resistance door operation in accessible applications.
- Manufacturer Warranty: 2 Year Limited warranty for added confidence and protection in commercial installations.
Technical Specifications
- ANSI/BHMA: ANSI/BHMA A156.4, Grade 1
- Application: Standard Door
- Commercial/Residential: Commercial
- Department: Door Hardware
- Door Hand Direction: Non-Handed
- Door Weight: Up to 300 lbs
- Duty Level: Standard Duty
- Electronic: No
- Fire Rating: No
- Grade: Grade 1
- Hang Type: Center Hung
- Mounting Method: Center Hung
- Pivot Type: Top & Bottom
- Product Attribute: Pivots
- Product Category: Door Hinges and Pivots
- Product Group: Door Hinges and Pivots
- Product Subgroup: Pivots and Pivot Sets
- Product Substrate: Steel
- Product Type: Pivot Hinges
- Series: 128 Series
- Subcategory: Center Hung
- Warranty: 2 Year Limited
Installation & Operation
- Review manufacturer specifications and verify door preparation requirements including door thickness, weight capacity, and floor/header mounting conditions for this center hung pivot system.
- Use manufacturer-provided templates to mark mounting hole locations accurately on door, floor, and header surfaces for proper pivot alignment.
- Prepare door, floor, and header by drilling required holes and routing as specified in manufacturer instructions for top and bottom pivot mounting.
- Install floor pivot assembly first, ensuring proper alignment and secure mounting to structural floor elements per manufacturer specifications.
- Mount header pivot assembly and install door with pivot pins, verifying proper weight distribution and alignment throughout installation.
- Test pivot operation to verify smooth rotation, proper door alignment, and balanced swing operation. Make final adjustments as needed and 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 Norton Rixson Quality?
Norton Rixson pivot systems deliver professional-grade reliability with cast brass and steel construction rated for doors up to 300 lbs and certified to ANSI/BHMA A156.4 Grade 1 standards. The 2 Year Limited warranty provides added confidence in demanding commercial applications. Engineered for high-traffic environments where dependable performance and smooth, maintenance-free operation are essential.
Manufacturer Resources
Product Specs
- Series:
- 128 Series
- Duty Level:
- Standard Duty
- Hang Type:
- Center Hung
- Grade:
- Grade 1
- Warranty:
- 2 Year Limited
- ANSI/BHMA:
- ANSI/BHMA A156.4, Grade 1
- Product Group:
- Door Hinges and Pivots
- Product Subgroup:
- Pivots and Pivot Sets
- Product Type:
- Pivot Hinges
- Subcategory:
- Pivot Hinges
- Door Weight:
- Up to 300 lbs
- Commercial/Residential:
- Commercial
- Electronic:
- No
- Pivot Type:
- Top & Bottom
- Mounting Method:
- Center Hung
- Application:
- Standard Door
- Product Attribute:
- Pivots
- Door Hand Direction:
- Non-Handed
- Fire Rating:
- No
- Product Category:
- Door Hinges and Pivots
- Product Substrate:
- Steel
- Department:
- Door Hardware