Sargent 24-29-6G04 OB Storeroom Knob Lockset
Function Information:
The Sargent 24-29-6G04 OB is an industrial-grade Grade 2 Cylindrical Storeroom Knob Lockset designed for high-security commercial applications where doors must remain permanently locked to unauthorized entry. As part of the dependable Sargent 6-Line Series, this lockset is engineered for longevity in medium-traffic environments like schools, hospitals, and office complexes. The 24-prefix confirms this unit is UL Listed for fire doors, while the 29-prefix denotes the 2-3/4" backset and #808 ANSI Strike, the standard configuration for commercial hollow metal door preparations.
High-Security Storeroom Function (ANSI F86)
The 04 Storeroom Function is the premier choice for mechanical rooms, janitorial closets, and IT suites that require restricted access at all times. This function is designed to eliminate human error by ensuring the door is never accidentally left unlocked.
- Permanent Exterior Lock: The outside knob is always rigid and cannot be turned. Access is granted exclusively by using a physical key to retract the latchbolt.
- Automatic Re-locking: The door is instantly secure the moment the key is removed. There are no buttons or toggles on either side that could leave the room vulnerable.
- Fail-Safe Interior Egress: The inside knob is always free for immediate exit. Occupants can never be locked inside the room, ensuring 100% compliance with NFPA 101 Life Safety codes.
- Deadlocking Protection: Features a deadlocking auxiliary latchbolt that prevents "shimming" or unauthorized manipulation with tools when the door is closed.
Engineering and Institutional Performance
The Sargent 6-Line is built to outperform the baseline requirements for Grade 2 hardware, providing facility managers with a cost-effective alternative to Grade 1 locks without sacrificing security.
- Exceeds Grade 2 Standards: Certified to ANSI/BHMA A156.2 Series 4000 Grade 2, this series is tested for hundreds of thousands of cycles to ensure long-term service.
- Corrosion-Resistant Chassis: The internal mechanism is constructed of high-strength steel with zinc dichromate plating, protecting the lock from internal rust and environmental wear.
- Fire-Rated Safety: With the 24-prefix, this lockset is UL/cUL Listed for use on 3-hour fire-rated doors, maintaining the integrity of fire barriers in commercial corridors.
- Sargent LA Keyway: Supplied with the professional 6-pin LA Keyway cylinder, allowing for seamless integration into existing facility master key systems.
Technical Specifications
| Feature | Details |
| Series | Sargent 6-Line (Cylindrical) |
| Function | 04 Storeroom / Closet (ANSI F86) |
| Certification | ANSI/BHMA A156.2 Series 4000 - Grade 2 |
| Knob Style | OB Design (Traditional Ball Knob) |
| Cylinder / Keyway | 6-Pin Brass, Sargent LA Keyway (Standard) |
| Backset | 2-3/4" (29-prefix / Commercial Standard) |
| Fire Rating | UL/cUL Listed (24-prefix / 3-Hour Fire Doors) |
| Standard Strike | #808 ANSI Curved Lip Strike (4-7/8" x 1-1/4") |
| Door Thickness | Adjustable for 1-3/8" to 1-3/4" thick doors |
| Latchbolt | 1/2" Throw Stainless Steel, Deadlocking |
Why Choose the Sargent 24-29-6G04 OB?
For contractors and building owners, the Sargent 24-29-6G04 OB represents a high-value security investment. It provides the durability required for custodial closets and mechanical rooms while maintaining the classic, professional aesthetic of the OB Ball Knob. By utilizing the 6-Line Series, you ensure a code-compliant installation that meets all fire and life safety requirements at a competitive price point.
Ideal Applications:
- School Maintenance Closets: Restricting student access to tools and chemicals.
- Hospital Mechanical Rooms: Protecting critical HVAC and electrical infrastructure.
- Commercial IT Rooms: Securing server racks and sensitive data.
- Government Offices: Providing a fire-rated, Grade 2 barrier for restricted zones.
| Finish with BHMA code | 626 - US26D Satin Chrome or 613E - US10BE Oil Rubbed Bronze Equal or 605 - US3 Polish Brass |
| Sargent Keyways | LC - Less Cylinder or LA Keyway |
| Brand | Sargent |
| ANSI Cyl Lock Function | F86 - Storeroom |
| Trim Design | OB |
| Series | Sargent - 6 Line |
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