LCN 4013T Heavy Duty Surface-Mounted Door Closer with Plated Finish and 1-1/2" PistonProfessional Heavy Duty Door Closer SolutionThe LCN 4013T represents LCN's best performing heavy duty high security door closer designed specifically for interior doors in institutional and other rugged high traffic applications. This surface-mounted closer features a 1-1/2" diameter piston with cast iron cylinder construction and full-complement bearing for exceptional durability. The unit accommodates interior doors up to 5'0" and exterior doors up to 4'0" with sized cylinders, meeting ANSI/BHMA Grade 1 standards and UL listing requirements.Professional Features & BenefitsDoor Size Compatibility: Sized cylinders accommodate interior doors to 5'0" and exterior doors to 4'0" with non-sized cylinder adjustable for interior doors to 4'6" and exterior doors to 3'6".Heavy-Duty Construction: Cast iron cylinder with full-complement bearing and double heat-treated steel pinion journal provides exceptional durability for high-traffic commercial applications.Large Diameter Piston: 1-1/2" diameter piston delivers superior closing force and control for demanding institutional environments.Grade 1 Certification: Tested and certified under ANSI/BHMA A156.4 Grade 1 standards with UL and cUL listing for reliable performance and code compliance.LCN Green Dial Technology: Patented Green Dial Spring force indicator eliminates guesswork during adjustment for precise operational control.All-Weather Performance: All-weather fluid ensures consistent operation across temperature variations and environmental conditions.Premium Plated Finish: Optional plated finish on metal cover, arm and fasteners provides enhanced appearance and corrosion resistance for demanding applications.Manufacturer Warranty: 30-year warranty provides long-term confidence and protection for institutional investments.Technical SpecificationsADA Compliant: YesBAA Qualified: YesCloser Size: 3Commercial/Residential: CommercialCover Type: MetalDelay Function: NoDepartment: Door HardwareDuty Level: Heavy DutyFinish Type: PlatedFluid Type: All-WeatherMAP Policy: YesMounting Detail: Surface - Hinge (Pull Side)Mounting Hole Pattern: 2-1/2" x 6"Mounting Location: Pull SideMounting Method: Surface MountProduct Category: Door ControlsProduct Group: Door ControlsProduct Model: 4013TProduct Subgroup: Door Closers - Surface MountedProduct Substrate: IronProduct Type: Surface Mounted Door ClosersSeries: 4000 SeriesSubcategory: Door Closers - Surface MountedWarranty: 30 YearProfessional ApplicationsCommercial Office BuildingsEducational FacilitiesHealthcare InstitutionsRetail EstablishmentsIndustrial and Warehouse FacilitiesMulti-Tenant Residential PropertiesGovernment and Municipal BuildingsWhy Choose LCN Quality?LCN door closer products deliver professional-grade reliability with cast iron cylinder construction and double heat-treated steel components rated for demanding high-traffic applications. The 30-year warranty demonstrates LCN's confidence in their engineering and manufacturing quality. Engineered for demanding commercial applications where dependable performance is essential, LCN closers meet the rigorous demands of institutional and high-security environments.