Product Overview
Schlage ND78PD RHO (Rhodes) Grade-1 Classroom Security Lever Lock (180 degree key rotation for lockdown) with IS-CRS (LOCKED/UNLOCKED) Inside Indicator Escutcheon Trim
The ND Series is ANSI/BHMA Grade 1 certified and performs beyond the Grade 1 standards. The Schlage ND is regularly used in healthcare, education, government, office, retail, and other commercial applications.
ANSI Function F110 – Lever with key cylinder both sides; deadlatch • In unlocked state latch is retracted by either lever • Outside lever is made inoperative by rotating key in either lever 180 degrees counterclockwise and returning to start position • Unlock outside lever by rotating key 180 degrees clockwise in either lever and returning to start position • Inside lever always free for immediate egress
- Significantly exceeds ANSI/BHMA Grade 1 requirements
- Withstands 3,100 in-lb. of abusive lever torque, as well as 1,600 lbs. of offset lever pull for protection against pry bar attacks
- Not only strong from attacks, but it also shows nearly zero droop or wobble after 16 million cycles
- The strongest cylindrical lock Schlage has ever built

| Brand | |
|---|---|
| Finishes | 613 Oil Rubbed Bronze, 619 Satin Nickel, 622 Matte Black, 626 Satin Chrome, 626AM Satin Chrome Antimicrobial, 643e Aged Bronze |
| Lock Function | Classroom Security |
| Keyway | Schlage C Keyway, Schlage S123 Keyway |
| Usage | Heavy Duty |
| ANSI/BHMA Standard | Meets and Exceeds ANSI/BHMA A156.2, Series 4000, Grade 1 |
| ADA Compliance | Meets ADA requirements – A117.1 Accessibility Code |
| Fire Rating | UL/cUL listed up to 3 Hours (A Label) – UL symbol on the latch front |
| Handing | Handed – LH, RH |
| Cylinder & Keys | 6-pin conventional, keyed different, with 2 keys |
| Backset | 2-3/4" |
| Latch | 1/2” throw, deadlocking – 1-1/8" x 2-1/4" face |
| Strike | 4-7/8” x 1-1/4” ASA/ANSI strike with curved lip to meet ANSI A115.2 door frame preparation |
| Lever Design | RHO (Rhodes) |
| Door Thickness | 1-3/4" |
| Warranty | 10 Years |
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