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Schlage ND53-PD-TLR Cylindrical Entrance Lock, Tubular Lever, Schlage "C", Keyed Different, [2] Change Keys, 2-3/4 Inch Backset, 4-7/8 Inch Strike, Grade 1, Non Handed
The Schlage ND53-PD-TLR cylindrical entrance lock is a heavy-duty Grade 1 bored lock built for commercial openings that need dependable keyed entry and durable lever operation. Part of the ND Series, this lock is designed for high-use applications and combines a non-handed chassis with a 2-3/4 inch backset and 4-7/8 inch strike for versatile installation. The ND53 entrance function provides keyed control from the outside with push-button locking on the inside, making it a practical choice for offices, schools, and similar commercial spaces where strength, security, and consistent performance matter.
Features
- ND53 entrance function allows outside lever control by key while the inside lever remains free for safe egress.
- Grade 1 construction is engineered for demanding commercial applications and frequent use.
- Non-handed design supports easier ordering and installation on either right- or left-hand doors.
- Built with a 2-3/4 inch backset and 4-7/8 inch strike as specified in the product title.
- Keyed different cylinder configuration includes two change keys for individual keying at the opening.
Functional Details
The ND53 entrance function is designed for controlled entry from the outside while maintaining free exit from the inside. The outside lever can be locked by the inside push button, and key operation from the outside unlocks the lever. This makes the function well suited for doors that need everyday access control without restricting emergency egress.
- Outside lever is locked by push button on inside.
- Turning inside lever or closing door releases button.
- Inside lever is always unlocked for immediate egress.
- Outside lever is unlocked by key from outside.
| Manufacturer | Schlage |
|---|---|
| SKU | ND-53-PD-TLR |
| Series | ND Series |
| Lock Type | Cylindrical lock |
| Function | Entrance |
| Grade | ANSI/BHMA A156.2, Series 4000, Grade 1 |
| Handing | Non-handed |
| Origin | Made in U.S.A. |
| Unit of Measure | Each |
| UL Listing Type | UL listed for 3-hour fire door |
| ANSI Number | F109 |
| BAA Qualified | Yes |
| Limited Warranty | 10 year mechanical warranty and 3 year electro-mechanical warranty |
| Backset | 2-3/4 in. |
|---|---|
| Strike Length | 4-7/8 in. |
| Door Thickness Range | 1-3/8 in. to 2-1/8 in. |
| Cross Bore | 2-1/8 in. |
| Edge Bore | 1 in. |
| Latch Front | 1-1/8 in. x 2-1/4 in. |
| Strike Dimension | 1-1/4 in. x 4-7/8 in. |
| Latch Throw | 1/2 in. |
| Cylinder Pins | 6 |
| Cycle Test | 3,100,000 cycles |
| Door Prep Standard | ANSI A115.2 |
| Fire Rating | 3 hours |












