Hager 3450 Grade 1 Entrance Office Cylindrical Lock with Non-Handed Design
Heavy-Duty Commercial Cylindrical Lock Solution
The Hager 3450 Grade 1 Entrance Office Cylindrical Lock delivers professional-grade security for commercial, industrial, and institutional applications. This non-handed cylindrical lock accommodates door thickness from 1-3/8" to 2" with standard 2-3/4" backset and features a deadlocking latchbolt with 1/2" throw for enhanced security. BHMA Grade 1 certified to ANSI A156.2 Series 4000 standards and UL listed for 3-hour fire rating applications.
Professional Features & Benefits
- Door Compatibility: Accommodates door thickness from 1-3/8" to 2" with multiple backset options including standard 2-3/4", optional 2-3/8", 3-3/4", and 5" configurations.
- Grade 1 Performance: BHMA certified to ANSI A156.2 Series 4000 Grade 1 standards for heavy-duty commercial applications with superior durability and reliability.
- Fire Rating Compliance: UL/cUL listed for all functions up to 3 hours "A" label single doors with UL10C positive pressure rating for life safety applications.
- Heavy-Duty Construction: Heavy gauge steel lock chassis with zinc dichromate coating for corrosion resistance and thru-post mounting for enhanced security.
- Deadlocking Security: 1/2" throw stainless steel latchbolt with deadlocking feature prevents manipulation when door is closed, with 1-1/8" x 2-1/4" faceplate.
- Non-Handed Design: Universal installation eliminates field determination requirements with no exposed mounting screws for clean appearance.
- Multiple Keying Options: Standard keyed different with 6-pin drilled, 5-pin keyed cylinders, plus SFIC and LFIC core compatibility for master key systems.
- Manufacturer Warranty: 5 Year warranty coverage for added confidence and protection in demanding commercial environments.
- No exposed mounting screws
Technical Specifications
- Applications: Extra Heavy Duty Commercial
- Backsets: 2-3/4" (70mm) - Standard
- Certifications: ADA Compliant ANSI A117.1 Accessibility Code
- Commercial/Residential: Commercial
- Cylinder and Keyways: Schlage C - Standard, Other keyways optional
- Door Strike: ASA Strike
- Door Thickness: 1-3/8" - 2" (35 mm - 51 mm)
- Exposed Trim: Wrought brass, bronze, and stainless steel
- Finishes: US3, US4, US10B, US26, US26Dand BLK
- Functions: Single Cylinder
- Grade: Grade 1
- Handle Type: Lever
- Keyed: Yes
- Lever Options: Archer, August and Withnell
- Lock Chassis: Heavy gauge steel, zinc dichromated for corrosion resistance.
- Lock Type: 1/2" (13 mm) throw, stainless steel
- Notes: SFIC option available (Cores are sold separately - standard)
- Options: Lead Lining
- Rose Diameter: 3-17/32" (90 mm)
- Standard Door Prep: 2-1/8" (54 mm) diameter with thru-bolt holes (cross bore)
- Strikes: 1-1/4" x 4-7/8" (32 mm x 124 mm) ASA strike
- Subcategory: Cylindrical Locks
- Warranty: Lifetime
Installation & Operation
- Review manufacturer specifications and verify door preparation requirements including door thickness from 1-3/8" to 2", backset distance, and standard 2-1/8" cross bore with 1" edge bore.
- Use manufacturer-provided templates to mark mounting hole locations accurately on door surfaces for proper alignment.
- Prepare door by drilling required 2-1/8" diameter cross bore and 1" diameter edge bore holes per manufacturer specifications.
- Install lock chassis using thru-post mounting system and secure all components per manufacturer torque specifications.
- Adjust latchbolt operation for proper alignment and verify deadlocking function engages when door is closed.
- Test lock operation with key and lever to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.
Professional Applications
- Commercial Office Buildings
- Educational Facilities
- Healthcare Institutions
- Industrial and Warehouse Facilities
- Government and Municipal Buildings
- Multi-Tenant Residential Properties
- Institutional Buildings
Anti-Microbial Option
Anti-microbial coating available with US26D finish only for enhanced hygiene protection in healthcare and high-touch commercial applications.
Why Choose Hager Quality?
Hager cylindrical locks deliver professional-grade reliability with heavy gauge steel construction and zinc dichromate corrosion resistance for demanding commercial applications. BHMA Grade 1 certification ensures superior performance standards with UL fire rating compliance up to 3 hours. 5 Year warranty coverage provides added confidence for long-term commercial installations where dependable security performance is essential.
Support Resources
Manufacturer Resources
Product Specs
- Warranty:
- 5 Year
- Keyed Function:
- Single Cylinder
- Product Group:
- Mechanical Locks
- Product Subgroup:
- Bored Locksets
- Product Type:
- Leversets
- Subcategory:
- Cylindrical Locks
- Keyed:
- Yes
- Commercial/Residential:
- Commercial
- Lock Type:
- Cylindrical
- Handle Type:
- Lever
- Grade:
- Grade 1
- Product Attribute:
- Cylindrical Locks
- Product Model:
- 3440
- Product Function:
- Entrance/Office
- Door Thickness Range:
- 1-3/8" to 2"
- Door Strike:
- ASA Strike
- Product Category:
- Mechanical Locks
- Backset (Distance):
- 2-3/4"
- Department:
- Door Hardware