Hager 3949 Spring Latch for 2500/3500/3700 Series with 2-3/8" Backset
Professional Passage Spring Latch Solution
The Hager 3949 Spring Latch is designed for use with 2500/3500/3700 Series door hardware, featuring a standard 2-3/8" (60mm) backset configuration. This passage spring latch incorporates a 1" x 2-1/4" (25mm x 57mm) faceplate and is constructed from durable brass substrate for reliable commercial applications. Available in multiple finish options including US3, US4, US10, US10B, US26 and US26D to match existing hardware installations.
Professional Features & Benefits
- Series Compatibility: Specifically designed for 2500/3500/3700 Series door hardware for seamless integration with existing installations.
- Standard Backset Dimension: 2-3/8" (60mm) backset provides compatibility with most commercial door preparations.
- Durable Brass Construction: Brass substrate material ensures long-lasting performance and corrosion resistance in commercial environments.
- Versatile Faceplate Options: Available in both square corner and round corner configurations to match door preparation requirements.
- Multiple Finish Options: Six finish choices (US3, US4, US10, US10B, US26, US26D) allow coordination with existing door hardware finishes.
- Compact Faceplate Design: 1" x 2-1/4" (25mm x 57mm) faceplate dimensions minimize door preparation requirements while ensuring secure mounting.
- Passage Function: Spring latch mechanism provides smooth operation for high-traffic passage applications without locking capability.
Technical Specifications
- Commercial/Residential: Commercial
- Faceplate: 1" x 2-1/4"
- Faceplate Type: Square corner and round corner available
- Finishes: US3, US4, US10, US10B, US26 and US26D
- Notes: 1” x 2-1/4” (25mm x 57mm) Faceplate
- 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 durable brass construction engineered for demanding commercial applications. The 3949 model provides precise compatibility with 2500/3500/3700 Series hardware while offering multiple finish options for aesthetic coordination. Engineered for demanding commercial applications where dependable passage function and long-term durability are essential.
Grade 1 cylindrical lock for commercial openings requiring high-cycle performance and ADA-compliant lever trim.Support Resources
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
- Product Model:
- 3949
- Product Function:
- Passage
- Face Plate:
- 1” x 2-1/4”
- Product Substrate:
- Brass
- Product Category:
- Door Trim and Accessories
- Department:
- Door Hardware