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Schlage ND50-BD-OME Cylindrical Entrance/Office Lock, Omega Lever, SFIC Prep Less Core, 2-3/4 Inch Backset, 4-7/8 Inch Strike, Grade 1, Non Handed
The Schlage ND50-BD-OME Cylindrical Entrance/Office Lock is a heavy-duty Grade 1 cylindrical lock built for commercial openings that need dependable entrance and office security. This configuration includes the Omega lever design, SFIC prep less core construction, a 2-3/4 inch backset, and a 4-7/8 inch strike for standard commercial door prep compatibility. The ND50-BD function is non handed for easier installation and flexible field application. Designed as part of the Schlage ND Series, this lock combines strong mechanical performance, durability, and serviceable small format interchangeable core preparation for facilities that require reliable access control hardware.
Features
- ND50-BD entrance/office function is designed for commercial applications requiring keyed access and controlled operation.
- Cylindrical lock chassis provides heavy-duty performance in a bored lock format.
- Omega lever trim offers a distinctive lever design suitable for institutional and commercial doors.
- SFIC prep less core configuration is prepared for a small format interchangeable core and ships without the core.
- 2-3/4 inch backset supports common commercial door preparations.
- 4-7/8 inch strike is included for compatible frame installation.
- Grade 1 construction meets high-use commercial durability requirements.
- Non handed design allows installation on either right-hand or left-hand doors.
Functional Details
The ND50-BD entrance/office function is used where keyed entrance control is needed with lever operation from both sides. As an SFIC prep less core lock, it is designed to accept a small format interchangeable core supplied separately, making it a practical choice for facilities with interchangeable core key systems.
- Entrance/Office
- Outside lever locked by key from outside or by turning inside button.
- Inside lever always unlocked.
- Inside button releases by turning inside lever or closing door.
Included Components
This Schlage ND50-BD-OME lock is supplied as a cylindrical lockset with Omega lever trim, SFIC prep less core preparation, a 2-3/4 inch backset, and a 4-7/8 inch strike. The interchangeable core is not included.
| Manufacturer | Schlage |
|---|---|
| Series | ND Series |
| Model | ND50-BD-OME |
| Lock Type | Cylindrical Entrance/Office Lock |
| Lever Design | Omega Lever |
| Core Type | SFIC Prep Less Core |
| Backset | 2-3/4 Inch |
| Strike | 4-7/8 Inch Strike |
| Handing | Non Handed |
| Grade | ANSI/BHMA Grade 1 |
| ANSI Number | F109 |
| UL Listing Type | UL listed for 3-hour fire door |
| Unit of Measure | Each |
| Origin | Made in Mexico with USA and global components |
| BAA Qualified | No |
| Limited Warranty | 10 Year Limited Mechanical Warranty and 3 Year Limited Electro Mechanical Warranty when applicable |
| SKU | ND50-BD-OME |
| Function Number | ND50-BD |
|---|---|
| ANSI Function | F109 |
| Lock Grade | Grade 1 |
| Backset Dimension | 2-3/4 Inch |
| Strike Size | 4-7/8 Inch |
| Door Thickness Range | 1-5/8 Inch to 2-1/8 Inch standard |
| Latch Front | 1-1/8 Inch x 2-1/4 Inch |
| Strike Dimension | 1-1/4 Inch x 4-7/8 Inch |
| Crossbore | 2-1/8 Inch |
| Edge Bore | 1 Inch |
| Cylinder Preparation | SFIC Prep Less Core |
| Handing | Non Handed |
| Fire Rating | 3 Hour |
| Cycle Testing | 3,100,000 cycles |
| Lever Style | Omega |












