Schlage ND78PD TLR 626 Grade 1 Classroom Security LockSchlage ND78PD TLR 626 Grade 1 Classroom Security is a robust cylindrical lock designed to provide exceptional safety and convenience in various settings, including healthcare, education, and government facilities. This Grade 1 lockset features a 180-degree lockdown capability, ensuring maximum security during emergencies. With a satin chrome finish, the ND78PD offers a sleek and professional appearance that complements any door. Engineered for durability, this lock exceeds 3 million operating cycles without failure, making it a reliable choice for high-traffic environments. The non-handed design simplifies installation, accommodating door thicknesses from 1 5/8" to 2 1/8". The lock's zinc-plated chassis enhances corrosion resistance, while the steel latch bolt with a 1/2" throw ensures secure locking. The ND78PD is equipped with a conventional cylinder and includes two patented nickel silver keys. Keying options such as interchangeable cores and master keying provide flexibility for different access control needs. Additionally, the ANSI-rated strike and various backset options (standard 2 3/4") cater to diverse installation requirements. Backed by a ten-year limited warranty, this lock is a dependable choice for any commercial application, combining functionality with advanced security features.
Grade 1 Classroom Security
Grade 1 Classroom Security (180-Degree Lockdown) Cylindrical Lock, Tubular Lever, Conventional Cylinder, Satin Chrome Finish, Non-Handed
Walter Schlage invented the cylindrical lock in 1920. Since then, the Schlage Lock Company has consistently delivered innovation and continuous improvement. In that tradition, The ND Series Cylindrical Lockset is a proven, easy to install product with extensive function, keying, trim and finish capabilities that work in nearly any application. The Schlage ND Series Locksets are commonly used in Healthcare, Education, Government, Office, Retail, and other commercial applications. The ND Series has been certified Grade 1; exceeding 3-million operating cycles without failure. This provides confidence that the lock will last within any type of facility. Finally, Schlage has incorporated wire-wireless capabilities that meet the access control and security needs of every facility owner.
Proven, easy-to-install lever locks with extensive function, keying, trim and finish capabilities.
The Schlage® ND family significantly exceeds BHMA Grade 1 requirements for cycle, hammer blow, lever torque, lever pull and other tests. This means confidence that the lock will last, whether the application calls for high abuse resistance or just operation over millions of cycles—without any degradation in performance.
- Handing: All ND-Series lever locksets are non-handed.
- Door Thickness: 1 5/8” to 2 1/8” (41mm–54mm) standard including Vandlgard® functions. 1 3/4” - 2” for function ND85. See accessories for spacers required for 1 3/8” doors.
- Backset: 2 3/4” (70 mm) standard. 2 3/8”, 3 3/4” and 5” (60 mm, 95 mm, 127 mm) optional.
- Faceplate: Brass, bronze or stainless steel. 1 1/8” x 2 1/4” (29 mm x 57mm) square corner, beveled.
- Lock Chassis: Zinc plated for corrosion resistance.
- Latch Bolt: Steel, 1/2” (12mm) throw, deadlocking on keyed and exterior functions. 3/4” (19 mm) throw anti-friction latch available for pairs of fire doors.
- Exposed Trim: Levers: Pressure cast zinc, plated to match finish symbols.
- Roses: Brass, bronze or zinc.
- Strike: ANSI curved lip strike 1 1/4” x 4 7/8” x 1 3/16” lip to center standard. Optional strikes, lip lengths and ANSI strike box available. See page 21.
- Cylinder & Keys: 6-pin Everest 29 S123 keyway standard with two patented nickel silver keys per lock.
- Keying Options: Interchangeable core and Primus high security cylinders. Master keying, grand master keying and construction keying.
- Warranty: Ten-year limited for all functions including Vandlgard.
Attributes
Ansi: ANSI A156.2 Series 4000, Grade 1
Ansi Function: F110
Bolt Projection: 1/2"
Cam Number: N123-076
Commercial Residential: Commercial
Country of origin: Mexico
Cylinder Type: Conventional Cylinder
Door Thickness: 1-5/8" to 2-1/8"
Finish: 626/US26D
Finish Family: Matte Silver
Fire Rated: 3 Hours {A}
Fire Rating: 3 Hours {A}
Function: 78-Classroom Security (180-degree lockdown)
Grade: Grade 1
Handing: Non-Handed
Installation: Commercial
Keys: Cut
Leverknob Design: TLR - Tubular Lever
Leverknob Design Family: Straight Return Lever
Limited Warranty: 10 Years
Lock Face Size: 2-1/4" x 1-1/8"
Of Keys: 2
Origin: Mexico
Pack Qty: 1
Pins: 6
Projection: 3"
Roseescutcheon Design: Rose
Roseescutcheon Dimensions: 3-7/16"
Screws: Wood/Machine Screws
Series: ND Series Lever Locks
Std Latch Backset Dim: 2-3/4"
Std Latch Number: 13-247
Std Latch Type: Deadlatch
Std Strike Height: 4-7/8"
Std Strike Number: 10-025
Std Strike Type: ANSI Strike
Std Strike Width: 1-1/4"
Subtype: Cylindrical Lock
Type: Locks, Cylinders, Cores, Keyblanks
Ul Listing: UL/cUL Listed
Unit of Measure: Each
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