Sargent's 28-10G24-LB Cylindrical Lever Lock features an Entrance or Office Function, boasting an L rose and B Lever Design. This remarkable lock variant is equipped with a 28 option referring to a 2-3/4" backset, a 4-7/8" strike, and an LA Keyway Cylinder. Falling within Sargent's Grade 1 10-Line series, the 10G24 surpasses the rigorous standards of ANSI/BHMA A156.2 Series 4000 Grade 1. With this exceptional level of performance, the lock is particularly well-suited for applications requiring superior security and withstanding heavy use and abuse.
Specifications
For Doors
1-3/4" (44mm) thick door adjusts to 2" (51mm) standard 1-3/8" (35mm) thick door, 1- Option for Adapter plates
Backsets
2-3/4" (70mm) backset w/ 1-1/8" front (standard) 2-3/8" (60mm) backset w/ 1" wide front (specify 20-) 3-3/4" (95mm) backset w/ 1-1/8" front (specify 23-) 5" (127mm) backset w/ 1-1/8" Front (specify 25-)
Cylindrical Housing
Steel, zinc dichromate finish
Front
Wrought brass, bronze, and stainless steel 2-1/4" (57mm) x 1-1/8" (29mm) Fixed Bevel 2-1/4" (57mm) x 1" (25mm) (included with 20-)
Strike
Wrought brass, bronze, and stainless steel 800 curved lip strike — standard 808 curved lip ANSI strike (28- option) Wrought box strike available (WBS- option)
Hand
All 10 Line Locks are non-handed except for the G & Y Levers
Roses
Heavy wrought brass and bronze
Latch
Stainless steel 1/2" (13mm) throw Brass 3/4" (19mm) throw for pairs of doors (41- option)
Cylinder
Brass, 6 pins, LA keyway standard
Keys
Two, nickel silver
Master keying
Can be master keyed or grandmaster keyed Construction key systems available
UL listed to the U.S.A. and Canadian safety standards Listed for 3-hour doors (double doors require 41- option)
Positive Pressure
Meets ANSI/UL 10C, Positive Pressure Fire Test of Door Assemblies
ADA
All levers conform to ADA requirements for barrier-free accessibility
California Code
Levers (L, J & P) conform to California Administrative Code Title 19 and 24
Hurricane Code
All individual components of a total door opening are required to comply with each code. Refer to the SARGENT Website (www.sargentlock.com) for specific code compliance listings for both the lock hardware and other door components.
