Falcon D231 Grade 2 Double Cylinder Deadbolt with Anti-Saw Protection

Falcon D231 Grade 2 Double Cylinder Deadbolt with Anti-Saw Protection

Professional Medium-Duty Security Solution

The Falcon D231 double cylinder deadbolt delivers Grade 2 certified security with solid zinc bolt construction and hardened steel anti-saw pin insert. Featuring adjustable 2-3/8" or 2-3/4" backset with lock-in-place helix design, this medium-duty deadbolt accommodates door thicknesses from 1-3/8" to 2-1/4". The 1" throw provides reliable security with ANSI/BHMA A156.5 Grade 2 certification and optional UL 10C 3-hour fire rating availability.

Professional Features & Benefits

• Anti-Saw Security Construction: Solid zinc bolt with hardened steel anti-saw pin insert provides enhanced protection against forced entry attempts.
• Adjustable Backset Design: Lock-in-place helix design allows adjustment between 2-3/8" and 2-3/4" backsets for versatile installation requirements.
• Door Thickness Compatibility: Accommodates door thicknesses from 1-3/8" to 2-1/4" for conventional cylinders, ensuring broad application compatibility.
• Anti-Pry Protection: Removeable anti-pry shield and tapered free-spinning trim ring resist wrenching and prying attacks for enhanced security.
• Reinforced Strike Installation: Metal dustbox anchors deep into wood door frames with three 3" screws to protect against kick-in attacks.
• Grade 2 Certification: ANSI/BHMA A156.5 Grade 2 certified for medium-duty commercial applications with proven durability standards.
• Fire Rating Option: Available UL 10C 3-hour fire rated options as auxiliary locks for fire-rated door applications.
• Keyway Flexibility: Available in Falcon G keyway with factory master keying options and compatibility with Best and Arrow equivalent open keyways in SFIC cylinders.

Technical Specifications

• ANSI/BHMA: A156.5, 2001, Grade 2
• Commercial/Residential: Commercial
• Cylinder and Keyways: G Keyway
• Department: Door Hardware
• Duty Level: Medium Duty
• Electronic: No
• Grade: Grade 2
• Keyed: Yes
• Keyed Function: Double Cylinder
• Keys Included: 2
• Lock Function: Deadbolt
• Product Attribute: Deadbolts
• Product Category: Mechanical Locks
• Product Function: Double Cylinder
• Product Group: Mechanical Locks
• Product Model: D231
• Product Subgroup: Bored Locksets
• Product Type: Deadbolts
• Series: D200 Series
• Standard Strike: Square Corner with metal dust box, 1-1/8" x 2-3/4"
• Subcategory: Deadbolts

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness between 1-3/8" and 2-1/4", and determine appropriate backset setting of 2-3/8" or 2-3/4".
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces for the 1" housing diameter deadbolt.
3. Prepare door by drilling required 2-1/8" cross bore and 1" edge bore holes, and route door edge for 1-1/8" x 2-1/4" faceplate with square corners.
4. Install metal dustbox reinforcer in door frame with three 3" screws and mount 1-1/8" x 2-3/4" strike plate with square corners.
5. Adjust backset to required dimension using lock-in-place helix design and secure deadbolt assembly to door per manufacturer torque specifications.
6. Test cylinder operation and deadbolt throw to verify proper 1" extension and smooth retraction throughout full range of motion. Refer to manufacturer documentation for complete installation details and troubleshooting.

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 Falcon Quality?

Falcon D231 deadbolts deliver professional-grade reliability with solid zinc bolt construction and hardened steel anti-saw pin insert rated for Grade 2 commercial applications. ANSI/BHMA A156.5 certification and optional UL 10C fire rating availability provide verified performance standards. Engineered for demanding commercial applications where dependable security and flexible keying options are essential.