Corbin Russwin DL3217 Grade 1 Cylindrical Deadlock, Classroom Function

Corbin Russwin DL3217-KEYED Cylindrical Deadlock with Classroom Function, Single Cylinder, Non-Handed

Commercial-Grade Cylindrical Deadlock for Classroom Security Applications

The Corbin Russwin DL3217-KEYED is a heavy-duty cylindrical deadlock from the DL3200 Series, engineered for classroom function in commercial environments. Operated by key from outside and by thumbturn from inside, this single-cylinder deadlock features a 1" throw solid steel deadbolt with a hardened, free-spinning steel pin insert for superior forced-entry resistance. Designed for standard 1-3/4" (44mm) door thickness with a standard 2-3/4" (70mm) backset, the DL3217-KEYED is non-handed for simplified installation across a wide range of door configurations. The front plate is wrought brass or bronze measuring 2-1/4" (57mm) x 1-1/8" (29mm), and the unit meets ANSI/BHMA E0170 Series standards for commercial-grade performance.

Professional Features & Benefits

• Classroom Function Operation: Operated by key outside and by thumbturn inside; the thumbturn will retract but not project the deadbolt, providing controlled access ideal for classroom security applications.
• 1" Throw Solid Steel Deadbolt: Features a 1" throw deadbolt constructed of solid steel with a hardened, free-spinning steel pin insert for exceptional resistance to cutting and forced entry.
• Door Thickness & Backset Compatibility: Standard installation on 1-3/4" (44mm) doors with a standard 2-3/4" (70mm) backset; optional 2-3/8" (60mm) backset available for flexible installation requirements.
• Non-Handed Design: Universal non-handed configuration eliminates handing concerns, simplifying ordering and installation across left-hand and right-hand door applications.
• Conventional 6-Pin Cylinder with L4 Keyway: Brass, 6-pin cylinder with L4 keyway, supplied 0-bitted with two nickel silver keys standard; security cylinders available as an option.
• Advanced Keying Options: Supports master keying, construction master keying, security keying, visual key control, and concealed key control for comprehensive key management in institutional settings.
• Wrought Brass or Bronze Front Plate: Standard front measures 2-1/4" (57mm) x 1-1/8" (29mm); standard strike measures 2-3/4" (70mm) x 1-1/8" (29mm) with optional strikes and wrought boxes available.
• ANSI/BHMA Compliance: Meets E0170 Series standards, confirming commercial-grade quality and performance for institutional and commercial applications.
• Manufacturer Warranty: Backed by a 1 Year Limited warranty for added confidence and protection.

Technical Specifications

• Subcategory: Deadlocks
• Product Group: Mechanical Locks
• Series: DL3200 Series
• Keyed Function: Single Cylinder
• Standard Cylinder: Conventional 6-pin Cylinder, L4 Keyway
• Standard Latch: Deadbolt: 1" Throw, solid steel deadbolt with hardened, free spinning, steel pin insert.
• Standard Strike: 2-3/4" x 1-1/8"
• Warranty: 1 Year Limited
• ANSI/BHMA: E0170 Series
• Product Subgroup: Bored Locksets
• Product Type: Deadbolts
• Keyed: Yes
• Commercial/Residential: Commercial
• Function Description: By key outside and by thumbturn inside. Thumbturn will retract but not project deadbolt
• Lock Type: Cylindrical
• Lock Function: Classroom
• Product Model: DL3217
• Product Function: Classroom
• Door Hand Direction: Non-Handed
• Door Thickness Range: 1-3/4"
• Product Category: Mechanical Locks
• Backset (Distance): 2-3/4"
• Department: Door Hardware

Professional Applications

• Educational Facilities and Classroom Environments
• Commercial Office Buildings
• Healthcare Institutions
• Government and Municipal Buildings
• Retail Establishments
• Multi-Tenant Residential Properties
• Industrial and Warehouse Facilities

Why Choose Corbin Russwin Quality?

Corbin Russwin cylindrical deadlock products deliver professional-grade reliability with solid steel deadbolt construction featuring a hardened, free-spinning steel pin insert and a 1" throw for dependable security. The DL3200 Series meets ANSI/BHMA E0170 Series standards and is backed by a 1 Year Limited warranty, ensuring confidence in long-term commercial performance. Engineered for demanding institutional applications where consistent, code-compliant security is essential.