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Schlage ND70BD-BRK Cylindrical Classroom Lock, Boardwalk Lever, SFIC Prep Less Core, 2-3/4 Inch Backset, 4-7/8 Inch Strike, Grade 1, Non Handed
The Schlage ND70BD-BRK Cylindrical Classroom Lock with Boardwalk lever is a heavy-duty Grade 1 lock designed for commercial openings that need dependable classroom security and long service life. This ND70BD-BRK configuration is supplied as SFIC prep less core, making it ready for a small format interchangeable core system while not including the core itself. It features a 2-3/4 inch backset and a 4-7/8 inch strike for proper fit on compatible door and frame preparations. Built as a non handed lock, it simplifies installation while delivering the durability and performance expected from the Schlage ND Series.
Features
- ND70BD-BRK classroom function cylindrical lock for commercial applications requiring controlled outside access.
- Boardwalk lever design provides a distinct lever style within the Schlage ND Series.
- SFIC prep less core configuration is prepared for a small format interchangeable core and is supplied without the core.
- 2-3/4 inch backset supports doors requiring the longer standard commercial backset.
- 4-7/8 inch strike is included for compatible frame preparation.
- Grade 1 construction meets the highest ANSI/BHMA performance grade for cylindrical locks.
- Non handed design allows installation on either right-hand or left-hand doors.
Functional Details
This classroom function lock keeps the outside lever locked or unlocked by key while the inside lever remains free for immediate egress at all times. It is commonly used on classroom and institutional doors where authorized entry is needed from the corridor side without restricting safe exit from the room side.
- Outside lever locked and unlocked by key.
- Inside lever always unlocked.
Included Components
This Schlage ND70BD-BRK lock is furnished as an SFIC prep less core cylindrical lock with Boardwalk lever trim, a 2-3/4 inch backset latch, and a 4-7/8 inch strike. The interchangeable core is not included.
| Manufacturer | Schlage |
|---|---|
| Series | ND Series |
| Model | ND70BD-BRK |
| Product Type | Cylindrical Classroom Lock |
| Lever Design | Boardwalk Lever |
| Cylinder Preparation | SFIC Prep Less Core |
| Backset | 2-3/4 Inch |
| Strike | 4-7/8 Inch Strike |
| Grade | ANSI/BHMA Grade 1 |
| Handing | Non Handed |
| ANSI Number | F84 |
| UL Listing Type | UL listed for 3-hour fire door |
| BAA Qualified | Yes |
| Origin | Made in USA of domestic and imported materials |
| Unit of Measure | Each |
| Limited Warranty | 10 Year Mechanical Warranty, 3 Year Electro Mechanical Warranty where applicable |
| ANSI Function Number | F84 |
|---|---|
| BHMA Grade | Grade 1 |
| Backset Dimension | 2-3/4 Inch |
| Strike Size | 4-7/8 Inch |
| Door Thickness Range | 1-3/8 Inch to 2-1/8 Inch |
| Crossbore | 2-1/8 Inch |
| Edge Bore | 1 Inch |
| Latch Front | 1-1/8 Inch x 2-1/4 Inch |
| Door Preparation | ANSI A115.2 |
| Fire Rating | 3 Hour |
| Cylinder Type | SFIC Prep Less Core |
| Handing | Non Handed |
| Lever Style | Boardwalk |
| Cycle Testing | 3,100,000 cycles |













