Yale AU5408LN Grade 1 Classroom Lock with Augusta Lever

Designed for industrial, commercial and institutional use, the Yale 5400LN Series heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our patented Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality.

Yale AU5408LN Grade 1 Classroom Lock with Augusta Lever
Classroom Lock – ANSI F84

For classroom or utility room doors. Deadlocking latchbolt. Either lever operates latchbolt (except when outside lever is locked by key). Inside lever always active. Outside lever locked or unlocked only by key.

• Lever handles are Free-Wheeling in locked position.

Lever: Augusta AU

Finishes: 605 (US3) Bright Brass, 606 (US4) Satin Brass, 612 (US10) Satin Bronze, 613 (US10B) Dark Oxidized Satin Bronze, Oil Rubbed, 625 (US26) Bright Chromium Plated, 626 (US26D) Satin Chromium Plated

ANSI: Certified ANSI/BHMA A156.2, Series 4000 Grade 1.

Fire listings: UL – cUL Fire Label for all door functions up to 3 hours.

Non-Handed : Three non-handed lever options (Augusta, Monroe, and Pacific Beach) comply with ADA requirements for easy gripping and operation.

Door Thickness: Patented door adjustable rose support plates allow for easy adjustment of lockset to fit doors ranging in thickness from 1-3/4” to 2”. Rose spacers available for 1-3/8” thick doors.

Lock Chassis: Lockset chassis constructed of heavy-gauge cold-rolled steel, trivalent chrome plated to protect against rust and corrosion.

Free wheeling lever trim: All locking functions feature the patented Free Wheeling lever mechanism. When the outside lever is locked, it will rotate freely up and down while remaining securely locked.

Backset: 2-3/4” (70mm) standard. Optional: 3-3/4” (95mm) and Extensions links up to 19”.

Latchbolt: Stainless steel with 1/2” throw. Optional: 3/4” throw deadlocking fire latch for pair of doors.

Auxiliary Latchbolt: Deadlocking latchbolt prevents manipulation when door is closed.

Front: Wrought brass, bronze, or stainless steel, 2-1/4” (57mm) x 1-1/8” (29mm).

Strike: Wrought brass, bronze or stainless steel ANSI curved lip, 4-7/8” x 1-1/4” x 1-1/4” lip to center standard. Optional strikes, lip lengths and ANSI wrought strike box available.

Warranty: The 5400LN Series cylindrical lever lock carries a seven-year warranty. Likewise, the 5400LN carries a lifetime warranty against lever sag and lever spring breakage.