K

KA
abb. keyed alike
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KD
abb. keyed different
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key
n. a properly combinated device which is, or most closely resembles, the device specifically intended by the lock manufacturer to operate the corresponding lock
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key bitting array
n. a matrix (graphic) display of all possible bittings for change keys and master keys as related to the top master key
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key bitting punch
n. a manually operated device which stamps or punches the cuts into the key blade, rather than grinding or milling them
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key blank
n. any material manufactured to the proper size and configuration which allows its entry into the keyway of a specific locking device. A key blank has not yet been combinated or cut.
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key code
A series of numbers or digits on a key or lock that specifies or references the particular cuts of the key to operate a lock.
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key coding machine
n. a key machine designed for the production of code keys. It may or may not also serve as a duplicating machine.
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key duplicating machine
n. a key machine which is designed to make copies from a pattern key
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key gauge
n. a usually flat device with a cutaway portion indexed with a given set of depth or spacing specifications. It is used to help determine the combination of a key.
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key interchange
n. an undesirable condition, usually in a master key system, whereby a key unintentionally operates a cylinder or lock
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key machine
n. any machine designed to cut keys. See also `key coding machine` and `key duplicating machine.`
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key manipulation
n. manipulation of an incorrect key in order to operate a lock or cylinder
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key records
n. pl. records which typically include some or all of the following: bitting list, key bitting array, key system schematic, end user, number of keys/cylinders issued, names of persons to whom keys were issued, hardware/keying schedule
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key section
n. the exact cross sectional configuration of a key blade as viewed from the bow toward the tip
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key symbol
n. a designation used for a key combination in the standard key coding system, e.g., A, AA, AA1, etc.
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key system schematic
n. a drawing with blocks utilizing keying symbols, usually illustrating the hierarchy of all keys within a master key system. It indicates the structure and total expansion of the system.
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keyed alike
adj. of or pertaining to two or more locks or cylinders which have or are to have the same combination. They may or may not be part of a keying system.
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keyed different
adj. of or pertaining to a group of locks or cylinders, each of which is or is to be combinated differently from the others. They may or may not be part of a keying system.
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keyed random
adj. of or pertaining to a cylinder or group of cylinders selected from a limited inventory of different key changes. Duplicate bittings may occur.
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keyed.
1. adj. combinated 2. having provision for operation by key
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keying
n. any specification for how a cylinder or group of cylinders are or are to be combinated in order to control access
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keying conference
n. a meeting of the end user and the key system supplier at which the keying and levels of keying, including future expansion, are determined and specified
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keying schedule
n. a detailed specification of the keying system listing how all cylinders are to be keyed and the quantities, markings, and shipping instructions of all keys and/or cylinders to be provided
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keying symbol
n. a designation used for a lock or cylinder combination in the standard key coding system; e.g., AA1, XAA1, X1X, etc.
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keyway
1. n. the opening in a lock or cylinder which is shaped to accept a key bit or blade of a proper configuration 2. the exact cross sectional configuration of a keyway as viewed from the front. It is not necessarily the same as the key section.
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keyway grooves
[image] Long narrow milled out areas along the sides of the blade to allow the blade to bypass the wards in the keyway.
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KR
1. abb. keyed random 2. abb. key retaining
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KWY
abb. keyway