Hager 3945 3400 Series Spring Latch with 2-3/8" Backset
Professional Passage Function Spring Latch
The Hager 3945 3400 Series Spring Latch delivers reliable passage function with a 2-3/8" backset configuration. This UL Listed spring latch features a 1-1/8" x 2-1/4" faceplate and brass construction for commercial applications. Available in multiple finish options including US3, US4, US10B, US26, US26D and BLK to match existing door hardware.
Professional Features & Benefits
- Standard Backset Configuration: 2-3/8" backset provides compatibility with standard door preparations for versatile installation options.
- Professional Faceplate Design: 1-1/8" x 2-1/4" faceplate with square corner standard and round corner optional for various door styles.
- Durable Brass Construction: Brass substrate provides exceptional durability and corrosion resistance for long-term commercial performance.
- Multiple Finish Options: Available in US3, US4, US10B, US26, US26D and BLK finishes to coordinate with existing door hardware.
- UL Listed Safety: UL Listed certification ensures compliance with safety standards for commercial applications.
- Passage Function: Function 10 passage operation provides free movement without locking mechanism for high-traffic applications.
- 3400 Series Compatibility: Part of the comprehensive 3400 Series line for consistent performance and appearance across installations.
Technical Specifications
- Commercial/Residential: Commercial
- Faceplate: 1-1/8" x 2-1/4"
- Finishes: US3, US4, US10B, US26, US26Dand BLK
- Functions: 10 - Passage
- Notes: 1-1/8" x 2-1/4" (29 mm x 57 mm) Faceplate; UL Listed
- Series: 3400
- Subcategory: Door Latches and Catches
Installation & Operation
- Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
- Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
- Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
- Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
- Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
- Test device operation 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
- Retail Establishments
- Industrial and Warehouse Facilities
- Multi-Tenant Residential Properties
- Government and Municipal Buildings
Why Choose Hager Quality?
Hager spring latch products deliver professional-grade reliability with brass construction and UL Listed certification for demanding commercial applications. The 3400 Series provides consistent performance across installations with multiple finish options to match existing hardware. Engineered for dependable passage function where reliable operation is essential.
Support Resources
- 3500 Series Grade 2 Lever Set Installation Instructions (PDF)
- 3500 Series Grade 2 Knob Set Installation Instructions (PDF)
- 2525 Series Grade 2 Lever Set Installation Instructions (PDF)
- 3800 Series Mortise Lock Sectional Installation Instructions (PDF)
- Lockset Knob and Lever Options (PDF)
- 3400 Spring Latch Template - T-LS00207.pdf (PDF)
Manufacturer Resources
Product Specs
- Subcategory:
- Door Latches and Catches
- Product Group:
- Door Trim and Accessories
- Product Subgroup:
- Door Latches and Catches
- Product Type:
- Spring Latch
- Commercial/Residential:
- Commercial
- Series:
- 3400
- Product Model:
- 3945
- Product Function:
- Passage
- Face Plate:
- 1-1/8" x 2-1/4"
- Product Substrate:
- Brass
- Product Category:
- Door Trim and Accessories
- Department:
- Door Hardware