n. a
standard door preparation which consists of a 2-1/8"
cross-bore with a 2-3/8" backset, and a 1"
edge-bore with a mortise 1" wide and 2-1/4"
high
161
prep
n. a
standard door preparation which consists of a 2-1/8"
cross-bore with a 2-3/4" backset, and a 1"
edge-bore with a mortise 1-1/8" wide and 2-1/4"
high
A2
n. an
increment of .0125 typically used in a small format
interchangeable core (SFIC)
A3
n. an
increment of .018 typically used in a small format
interchangeable core (SFIC)
A4
n. an
increment of .021 typically used in a small format
interchangeable core (SFIC)
access
control
n. any barrier
or device, either natural or man made, that limits or prohibits,
free or unlimited access
access
control cylinder
n. a replacement
for a mechanical cylinder which incorporates electronic access
control and allows the original host lock to function
without additional wiring or hardware modifications
access
control key fob
n. any
device other than a key designed to allow a token to
be used and carried on a key ring
accessory
position
n. the position
of an ignition switch intended to permit the use of radio or
other equipment without turning on a drive train component
active
case
n. the exit
device case mounted on the stile of the door on which the
lock is located
active
leaf
n. the single
door of a pair on which the active or locking hardware is
mounted
active
relocking device
n. a device
that places its bolts every time a safe door is closed and
activation via attack prevents it from retracting its
bolts
active
retainer
n. 1. a cylinder
retaining mechanism which requires that the plug be rotated
before the cylinder can be removed, 2. a plug retaining mechanism
which requires that the plug be rotated before the retainer
can be removed
active
plug retainer
n. one in
which the plug must be turned befor the device may be
released or removed
actuator
n. a device,
usually connected to a cylinder, which, when activated, may
cause a lock mechanism to operate
ADA
abb.
Americans with Disabilities Act
adjustable
ball hinge
n. a pivot
with adjustable height for narrow stile doors
adjustable
collar
n. a spring-loaded
cylinder collar which can fill a range of gaps between the cylinder
head and the door or escutcheon surface
adjustable mortise
cylinder
n. any mortise
cylinder whose length can be adjusted for a better fit in
doors of varying thickness
AED
abb. anti-explosive
device
AFTE
abb.
Association of Firearm and Toolmark Examiners
after hours
depository
n. a locked
receptacle for the deposit of items after regular hours
AHC
abb. Architectural
Hardware Consultant (as certified by DHI)
AHD
abb. after
hours depository
AHJ
abb.
authority having jurisdiction
alarm
system
n. a system
of electrical and/or electronic components which detect and
report dangers, such as fire or intrusion
aligning
tube
n. 1. a lock
component which orients and joins the latch and knob spindles
of certain bored locksets, 2. in some combination locks, a
tube which houses the spindle, located between the dial ring
and the lock
alignment
pin
n. the
perpendicular projection from a master lever in a master keyed
lever tumbler lock, which engages a group of combination levers
and moves their gates to align with the fence
all-section key
blank
n. the key
section which enters all keyways of a multiplex key system
ALOA
abb. Associated
Locksmiths of America, Inc.
Americans
with Disabilities Act
n. a US
federal law dealing with minimum standards of building
accessibility, as well as other issues concerning individuals
with disabilities
angularly
bitted key
n. a key which
has cuts made into the blade at various degrees of rotation
from the perpendicular
annunciator
n. an audible
and/or visual signaling device
ANSI
abb. American
National Standards Institute
ANSI strike
n. any of many
strikes designed to fit door and frame preparations as specified
in the applicable document in the ANSI A115 series, common usage
refers to a strike with dimensions of 4 7/8" X 1 1/4"
ANSI
117.1
n. that
section of the American National Standards Institute
documents pertaining to handicap access
anti-friction
adj. pertaining
to a feature which, upon contact with the strike, allows smoother
operation of a latch bolt
anti-passback
adj. of or
pertaining to an access control system feature designed
prevent consecutive use of a given credential to allow
entry by more than one person at a time
anti-punch
collar
n. a two part
system installed on a spindle shaft and safe body to prevent
the spindle shaft from being punched into the lock case
anti-rap
adj. specifically
designed to preclude bypass via attack based on sharp, repetitive
blows to the mechanism
anti slip
positioned
adj. of or
pertaining to the orientation of a cam on a profile cylinder
which requires rotation before it may be removed from the
lock case
anti-wrench
reinforcement spring
n. a lock
cylinder spring designed to protect the inner and outer halves
of a profile cylinder from being forcibly separated as
a means of brute force entry
arbor
n. the
threaded end of a safe door handle
architectural finish code
n. one of a
series of specification codes used to indicate the color and
texture of a metal end product that can be installed. Some
finish specifications also note the base metal characteristics
and processes used to obtain the end product.
architectural
hardware
n. 1. fittings
applied to protect a surface of, or to facilitate use of movable
members in a building such as doors, windows, or cabinets, 2.
various fixtures used in building construction
area zoning
n. the standard
of limiting access, or detecting access, in multiple areas
smaller than the entire installation
arm
(of a closer)
n. door
closer linkage which connects the closer to the frame
or door, depending on the mounting style
armored
escutcheon
n. a usually
hardened escutcheon, typically beveled, that resists physical
attack
armored
face plate
n. a face
plate that conceals all lock and/or cylinder mounting screws
ASIS
abb. American
Society for Industrial Security
assembly
occupancy
n. those
buildings or areas which are designated as places of
assembly according to life safety or building codes
associated
change key
n. a change
key which is related directly to particular master key(s)
through the use of constant cuts
associated
master key
n. a master
key which has particular change keys related directly to its
combination through the use of constant cuts
ASTM
abb.
American Society for Testing and Materials
astragal
n. a molding
attached to the face of the active leaf of a pair of doors
and overlapping the inactive leaf
ATM
abb. automatic
teller machine
ATT
abb.
attendant's key
attack
resistance
adj. design
qualities of a product that render brute force physical
defeat methods less effective or ineffective
attendant's
key
n. a selective
master key used in a hospital keying system
audit
overrun
n. a means
of attack designed to eliminate entries in an access control
database, overfilling and scrolling off previous
entries
audit
trail
n. a
specific group of events selected from transaction records
and listed sequentially
authority
having jurisdiction
n. that person,
usually within a municipality, charged with the application
and interpretation of local life safety codes
automatic
closing
adj. pertaining
to a door which is equipped with a door closer, or other device
to close it without manual intervention. Frequently found in
Life Safety and fire code requirements.
automatic
deadbolt
n. a deadbolt
designed to extend itself fully when the door is closed
automatic
flush bolt
n. a flush bolt
designed to extend itself when both leaves of the pair of doors
are in the closed position
automatic
key machine
n. a machine
capable of cutting keys with manual operations limited to
loading and unloading keys
automatic
teller machine
n. a device
for dispensing cash, receiving deposits and performing other
banking functions upon presentation of the proper authorization
auxiliary
lock
n. any lock
installed in addition to the primary lockset
auxiliary
spring
n. a secondary
spring used to support the lever handles of a lockset
auxiliary
spring rose
n. oversized
trim that interlocks with a lock chassis and external lever
as a means to mount an auxiliary spring
