Adams Rite 4900 Series Heavy Duty Deadlatch with Radius Weatherstrip Faceplate
Professional Heavy Duty Deadlatch with Key-Controlled Bolt Hold-Back
The Adams Rite 4900 Series Heavy Duty Deadlatch delivers commercial-grade security with flexible traffic control capabilities. This Grade 1 deadlatch features a 5/8" x 1" x 5/8" solid brass latchbolt with key-controlled bolt hold-back functionality for applications requiring both exit-only and free-swinging operation. Designed for 1-3/4" minimum door thickness with steel case construction and corrosion-resistant plating for long-term durability.
Professional Features & Benefits
- For narrow stile aluminum and hollow metal doors
- Stainless steel latchbolt
- Stainless steel auxiliary deadlatch pin prevents "loiding"
- Self-sealing latchbolt construction
- Field-reversible handing
- Compatible with 7100 and 7400 Series electric strikes
- Adaptable faceplate
Technical Specifications
- Door Application: Narrow stile aluminum, hollow metal
- Latchbolt: Stainless steel, self-sealing
- Auxiliary Pin: Stainless steel
- Compatible Strike: 7100, 7400 UltraLine Series
- Handing: Field reversible
- Backset: 1-1/8" or 1-1/2"
Installation & Operation
- Review manufacturer specifications and verify door preparation requirements including 1-3/4" minimum door thickness and proper backset dimensions.
- Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces.
- Prepare door by drilling required holes and routing as specified in manufacturer instructions for the selected backset configuration.
- Install case assembly and secure with provided mounting screws per manufacturer torque specifications.
- Install mortise cylinder (available separately) and adjust latchbolt handing as needed without special tools.
- Test bolt operation, key-controlled hold-back function, and verify proper alignment with strike plate. 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 Adams Rite Quality?
Adams Rite 4900 Series deadlatches deliver professional-grade reliability with steel case construction and corrosion-resistant plating rated for heavy-duty commercial applications. Grade 1 performance standards ensure dependable operation in demanding environments. 5 Year Limited warranty provides added confidence for long-term installations where reliable security hardware is essential.
Manufacturer Resources
Product Specs
- Product Group:
- Parts and Accessories
- Series:
- 4900 Series
- Grade:
- Grade 1
- Standard Strike:
- 4901-02 (4-5/8") strike is available with radius profiles for pairs of doors
- Fasteners:
- Mounting Screws
- Warranty:
- 5 Year Limited
- Latch Throw:
- 5/8"
- Product Subgroup:
- Latches
- Product Type:
- Deadlatches
- Subcategory:
- Deadlatches
- Commercial/Residential:
- Commercial
- Cylinder and Keyways:
- Mortise Cylinder
- Duty Level:
- Heavy Duty
- Product Model:
- 49
- Door Thickness Range:
- 1-3/4"
- Product Dimension:
- 7/8" x 5 13/16" x depth
- Latch Specification:
- 5/8" x 1" x 5/8"
- Product Category:
- Parts and Accessories
- Department:
- Door Hardware