General
Information
The 24
Series knob lockset is designed for use in medium duty commercial,
institutional,
industrial,
and residential applications.
CERTIFICATIONS
ANSI
A156.2, 1996 Series 4000, Grade 2. UL-Listed for use on fire doors
having a
rating up
to and including three hours.
KNOBS
Heavy, cold-forged steel with superior strength and durability. Features 2 1/4" (57 mm)
diameter
with .047" steel reinforcement to resist crushing and withstand more
abuse.
ROSES
Adjustable
both sides, cold-forged steel reinforced 2 3/4" (70 mm) diameter easily
adjusts
for door thickness.
LATCHES
& STRIKES
Latch: Backset 2 3/8" (60 mm), Front
1" x 2 1/4" (25 mm x 57 mm),
Throw
1/2" (13 mm)
Note:
For Canada, Backset 2 3/4" (70 mm), Front
1 1/8" x 2 1/4"
(29 mm x
57 mm), Throw 9/16" (14 mm)
Strike: 2 3/4" (70 mm) T-strike, curved
lip with dust box
DOOR
THICKNESS
1 1/4"
to 1 7/8" (32 mm to 48 mm), Standard
LOCK
MECHANISM
Cast
stainless steel retractor with bronze roller bearings provides high strength,
smooth
operation, and long life durability.