Norton Rixson 40 Series Heavy Duty Center Hung Floor Closer - 450 lb Capacity Cast Iron Body

Norton Rixson 40 Series Heavy Duty Center Hung Floor Closer - 450 lb Capacity Cast Iron Body

Premium Center-Hung Floor Closer for High-Traffic Commercial Applications

The Norton Rixson 40 Series Heavy Duty Floor Closer delivers exceptional door control and reliability for demanding commercial and institutional environments. This center-hung floor closer supports doors up to 450 lb (204 kg) and widths up to 4'0" (1219 mm), featuring a rugged cast iron body with stainless steel components for long-term durability. ANSI/BHMA A156.4 Grade 1 certified, this closer provides adjustable closing speed, latch speed, and backcheck control for precise door operation in high-traffic applications.

Professional Features & Benefits

• Heavy-Duty Capacity: Supports doors up to 450 lb (204 kg) and widths up to 4'0" (1219 mm) for demanding commercial applications.
• Durable Cast Iron Construction: Cast iron body with stainless steel components provides exceptional strength, stability, and long-term resistance to wear and impact.
• Precise Door Control: Adjustable closing speed, latch speed, and backcheck deliver superior control and smooth motion while maintaining perfect door alignment.
• Center-Hung Design: Mounts directly beneath the door's centerline for clean, balanced swing operation with single- or double-acting doors.
• Concealed Installation: In-floor mounting keeps the closer completely out of sight, preserving architectural aesthetics and allowing full door visibility.
• ANSI/BHMA Certification: Grade 1 certified to ANSI/BHMA A156.4 standards ensuring reliable performance in high-traffic commercial environments.
• Versatile Compatibility: Works with wood, metal, or glass doors for both interior and exterior installations with non-handed, field-reversible operation.
• Multiple Finish Options: Available in 626 (Satin Chrome), 630 (Satin Stainless), 613 (Oil-Rubbed Bronze), and other architectural finishes.

Technical Specifications

• ANSI/BHMA: ANSI/BHMA A156.4, Grade 1
• Commercial/Residential: Commercial
• Cover Type: Cast iron cement case
• Department: Door Hardware
• Door Swing: Single Acting
• Duty Level: Heavy Duty
• Hold Open Feature: No
• Product Group: Door Controls
• Product Subgroup: Door Closers - Floor
• Product Type: Floor Door Closers
• Subcategory: Specialty Closers

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, weight capacity up to 450 lb, and width up to 4'0" for proper closer selection.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on floor surface beneath door centerline.
3. Prepare floor by cutting required opening and creating proper foundation for cast iron cement case installation per manufacturer specifications.
4. Install closer body in floor opening ensuring proper alignment with door pivot points and secure according to manufacturer torque specifications.
5. Adjust closing speed, latch speed, and backcheck controls for smooth operation throughout the full range of door movement.
6. Test door operation to verify proper function, alignment, and closing action. 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
• Government and Municipal Buildings
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties

Why Choose Norton Rixson Quality?

Norton Rixson 40 Series floor closers deliver professional-grade reliability with cast iron body construction and stainless steel components rated for heavy-duty commercial applications. ANSI/BHMA A156.4 Grade 1 certification ensures dependable performance in high-traffic environments supporting doors up to 450 lb capacity. Engineered for demanding commercial applications where concealed installation and precise door control are essential.