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Schlage ND50-JD-SPA Cylindrical Entrance/Office Lock, Sparta Lever, Schlage FSIC Full Sized Interchangeable Core, Less Core, 2-3/4 Inch Backset, 4-7/8 Inch Strike, Grade 1, Non Handed
The Schlage ND50-JD-SPA Cylindrical Entrance/Office Lock is a heavy-duty Grade 1 lock built for commercial openings that require dependable entrance and office security. This cylindrical lock features the Sparta lever design, a Schlage FSIC full sized interchangeable core prep, and is supplied less core for flexible keying requirements. It is configured with a 2-3/4 inch backset and a 4-7/8 inch strike, making it suitable for standard commercial door applications. The ND50-JD-SPA is non handed for easier installation and field flexibility, and it is part of the Schlage ND Series known for strength, durability, and consistent performance.
Features
- ND50-JD-SPA entrance/office function provides keyed access from the outside with office-style security control.
- Cylindrical lock design supports heavy-duty commercial use and straightforward installation.
- Sparta lever trim offers a clean lever style suitable for institutional and commercial openings.
- Prepared for a Schlage FSIC full sized interchangeable core to simplify key system management.
- Supplied less core so the interchangeable core can be furnished separately to match the facility keying system.
- Configured with a 2-3/4 inch backset for compatible door preparation.
- Includes a 4-7/8 inch strike for commercial frame applications.
- 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
The ND50 entrance/office function is designed for openings that need outside keyed access and inside free egress. This function is commonly used on offices and similar rooms where authorized entry is controlled from the corridor side while allowing easy exit from the inside. The FSIC preparation also allows the core to be changed quickly when keying changes are needed.
- Latchbolt operated by lever from either side except when outside lever is locked by push button inside.
- Push button releasing automatically when inside lever is turned or key in outside lever is turned, or manually by turning inside rose.
- Inside lever always free for immediate egress.
Included Components
This lock is supplied less core and is prepared to accept a Schlage FSIC full sized interchangeable core. It is configured with a 2-3/4 inch backset and a 4-7/8 inch strike. The non handed chassis supports installation on either door hand without requiring handing changes.
| Manufacturer | Schlage |
|---|---|
| Series | ND Series |
| Model | ND50-JD-SPA |
| Product Type | Cylindrical Entrance/Office Lock |
| Lever Design | Sparta Lever |
| Core Type | Schlage FSIC Full Sized Interchangeable Core |
| Core Included | Less Core |
| Backset | 2-3/4 Inch |
| Strike | 4-7/8 Inch Strike |
| Handing | Non Handed |
| Grade | Grade 1 |
| ANSI Number | F109 |
| UL Listing Type | UL listed for 3 hour fire door |
| BAA Qualified | No |
| Origin | Made in Mexico with USA and global components |
| Unit of Measure | Each |
| Limited Warranty | 10 Year mechanical warranty and 3 year electro mechanical warranty |
| Door Application | Commercial office and entrance openings |
| Lock Function | ND50 Entrance/Office |
|---|---|
| Chassis Type | Cylindrical |
| ANSI/BHMA Grade | Grade 1 |
| ANSI Function Number | F109 |
| Backset Dimension | 2-3/4 Inch |
| Strike Dimension | 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 Throw | 1/2 Inch |
| Handing | Non Handed |
| Core Format | FSIC Full Sized Interchangeable Core |
| Core Supplied | Less Core |
| Fire Rating | 3 Hour |
| Cycle Testing | 3,100,000 cycles |
| Lever Style | Sparta |












