LCN 4031 Heavy-Duty Surface-Mounted Door Closer with Plated Finish and Grade 1 Performance
Professional Grade 1 Door Closer Solution
The LCN 4031 Heavy-Duty Surface-Mounted Door Closer delivers professional-grade performance for moderate traffic commercial applications with ANSI/BHMA A156.4 Grade 1 certification. This universal closer features a high-strength cast iron cylinder with 1-1/8" diameter piston, forged steel arm construction, and meets ADA reduced opening force requirements. The plated finish option provides enhanced aesthetics for cover, arm and fasteners while accommodating interior doors to 5'0" and exterior doors to 4'0".
Professional Features & Benefits
- Door Size Compatibility: Sized cylinders accommodate interior doors to 5'0" and exterior doors to 4'0" with non-sized adjustable cylinder for interior doors to 4'0" and exterior doors to 3'0".
- Heavy-Duty Construction: Cast iron cylinder with full-complement bearing and forged steel main arm provide exceptional durability for commercial applications.
- Grade 1 Performance: ANSI/BHMA A156.4 Grade 1 certification ensures reliable operation in demanding commercial environments.
- Universal Installation: Non-handed design mounts hinge pull side, push side top jamb, and push side parallel arm on left- or right-swinging doors.
- All-Weather Reliability: All-weather fluid maintains consistent performance across temperature variations for interior and exterior applications.
- Adjustable Spring Power: Spring sizes 1-4 provide flexible adjustment for various door weights and application requirements.
- Enhanced Aesthetics: Optional plated finish available on metal cover, arm and fasteners for premium appearance in visible installations.
- Manufacturer Warranty: 30-year limited warranty provides long-term confidence and protection for commercial installations.
Technical Specifications
- ADA Compliant: Yes
- BAA Qualified: Yes
- Closer Size: 2
- Closer Size: 1
- Closer Size: 3
- Closer Size: 4
- Commercial/Residential: Commercial
- Cover Type: Metal
- Delay Function: No
- Department: Door Hardware
- Duty Level: Heavy Duty
- Finish Type: Plated
- Fluid Type: All-Weather
- MAP Policy: Yes
- Mounting Detail: Surface - Hinge Mount(Pull Side), Top Jamb Mount(Push Side), Parallel Arm Mount(Push Side)
- Mounting Hole Pattern: 1-23/32" x 6-17/64"
- Mounting Location: Pull Side
- Mounting Location: Push Side
- Mounting Method: Surface Mount
- Product Category: Door Controls
- Product Group: Door Controls
- Product Model: 4031
- Product Subgroup: Door Closers - Surface Mounted
- Product Substrate: Iron
- Product Type: Surface Mounted Door Closers
- Series: 4030 Series
- Subcategory: Surface Mounted Closers
- Warranty: 30 Year
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 LCN Quality?
LCN door closer products deliver professional-grade reliability with cast iron cylinder construction and forged steel components rated to ANSI/BHMA A156.4 Grade 1 standards. The 30-year limited warranty demonstrates LCN's commitment to long-term performance. Engineered for demanding commercial applications where dependable door control and ADA compliance are essential.
Manufacturer Resources
Product Specs
- Series:
- 4030 Series
- Duty Level:
- Heavy Duty
- ADA Compliant:
- Yes
- BAA Qualified:
- Yes
- Mounting Hole Pattern:
- 1-23/32" x 6-17/64"
- Warranty:
- 30 Year
- Closer Size:
- 1
- Mounting Detail:
- Surface - Hinge Mount(Pull Side), Top Jamb Mount(Push Side), Parallel Arm Mount(Push Side)
- Mounting Location:
- Pull Side
- Subcategory:
- Surface Mounted Closers
- Product Group:
- Door Controls
- Product Subgroup:
- Door Closers - Surface Mounted
- Product Type:
- Surface Mounted Door Closers
- Finish Type:
- Plated
- Fluid Type:
- All-Weather
- Commercial/Residential:
- Commercial
- MAP Policy:
- Yes
- Closer Size:
- 2
- Closer Size:
- 3
- Closer Size:
- 4
- Mounting Location:
- Push Side
- Product Model:
- 4031
- Cover Type:
- Metal
- Delay Function:
- No
- Mounting Method:
- Surface Mount
- Product Category:
- Door Controls
- Product Substrate:
- Iron
- Department:
- Door Hardware