Corbin Russwin DL4111-KEYED Mortise Deadlock Cylinder x Blank with 1″ Throw Deadbolt
Commercial-Grade Mortise Deadlock with Keyed Cylinder Entry and Blank Opposite Side
The Corbin Russwin DL4111 is a heavy-duty commercial mortise deadlock from the DL4100 Series, designed for one-sided keyed operation with a blank opposite side. Engineered for standard door thicknesses of 1-3/4″ (44mm) with optional thicknesses available, and featuring a standard 2-3/4″ (70mm) backset, this lock delivers reliable security for demanding commercial environments. The steel deadbolt with hardened pin provides a full 1″ (25mm) throw, while the heavy wrought steel lockcase with zinc dichromate finish ensures long-term durability. The front plate is available in brass, bronze, or stainless steel, measuring 4-5/8″ (117mm) x 1-1/8″ (29mm), and is adjustable for flat or beveled doors with a bevel adjustment of 1/8″ (3mm) in 2″ (51mm).
Professional Features & Benefits
- Door Thickness Compatibility: Standard installation for 1-3/4″ (44mm) doors with a door thickness range of 1-3/4″ to 2-1/4″; optional thicknesses available via Quick Codes for versatile application.
- Precise Backset Dimension: Standard 2-3/4″ (70mm) backset ensures proper alignment and compatibility with standard door preparations in commercial settings.
- Heavy-Duty Deadbolt: Steel deadbolt with hardened pin delivers a full 1″ (25mm) throw for robust security and resistance to forced entry.
- Durable Lockcase Construction: Heavy wrought steel lockcase with zinc dichromate finish provides exceptional corrosion resistance and long-term structural integrity.
- Versatile Front Plate: Available in brass, bronze, or stainless steel at 4-5/8″ (117mm) x 1-1/8″ (29mm); adjustable for flat or beveled doors with 1/8″ (3mm) bevel adjustment in 2″ (51mm).
- 6-Pin Brass Cylinder: Conventional 6-pin cylinder with L4 keyway and 0-bitted configuration; includes two nickel silver standard keys. Security cylinders available via Quick Codes.
- Extensive Keying Options: Supports master keying, construction master keying, 7-pin (FC) conventional, interchangeable core (IC), security, visual key control, concealed key control, pyramid (FC), and pyramid (IC) configurations.
- Standard Strike Included: Wrought brass or bronze strike measuring 3-1/2″ (89mm) x 1-1/8″ (29mm); optional strikes available for varied frame conditions.
- Manufacturer Warranty: 1 Year Limited warranty for added confidence and protection.
Technical Specifications
- Subcategory: Deadlocks
- Product Group: Mechanical Locks
- Series: DL4100 Series
- Standard Cylinder: Conventional 6-pin Cylinder, L4 Keyway
- Standard Latch: Deadbolt: Steel with hardened pin, 1″ Throw
- Standard Strike: 3-1/2″ x 1-1/8″
- Warranty: 1 Year Limited
- ANSI/BHMA: E6080 Series
- Product Subgroup: Mortise Locks and Trim
- Product Type: Mortise Deadlocks
- Keyed: Yes
- Commercial/Residential: Commercial
- Function Description: By key one side only, opposite side blank.
- Lock Type: Mortise
- Lock Function: Deadbolt
- Product Model: DL4111
- Product Function: Deadbolt
- Door Hand Direction: Non-Handed
- Door Thickness Range: 1-3/4″ to 2-1/4″
- Product Category: Mechanical Locks
- Backset (Distance): 2-3/4″
- Department: Door Hardware
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 Corbin Russwin Quality?
Corbin Russwin mortise deadlock products deliver professional-grade reliability with a heavy wrought steel lockcase featuring zinc dichromate finish and a steel deadbolt with hardened pin rated for a full 1″ (25mm) throw. The DL4111 meets ANSI/BHMA E6080 Series standards and is backed by a 1 Year Limited warranty, providing confidence for commercial door hardware installations. Engineered for demanding commercial applications where dependable security performance and broad keying flexibility are essential.
