29 Feb memorandum contains management control pro- visions in accordance with AR but does not identify key management controls that must. KEY CONTROL REGISTER AND INVENTORY. For use of this form see AR 11; the proponent agency is PMG. PERIOD COVERED. FROM: TO: DA FORM. 1 Apr AR , Physical Security of Arms, Ammunition and Explosives (15 PURPOSE: To establish an integrated key and lock control system for.
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Installation and Maintenance Installation-level engineers are responsible for maintaining the ar 190-11 key control devices. Sign In Sign Out. They are operated by entering a particular sequence of numbers. Locks are keyed in several different ways. Mortise locks are so named because the lock case is mortised or recessed into the edge of the door.
Some locks have interchangeable cores, which allow the same key system to include a variety of locks. Others unlock with a key, but may be locked by pushing or rotating a button on the inside ,ey.
AR prescribes standard facilities for storing ar 190-11 key control material and contains guidance for different storage requirements. They provide the maximum resistance to unauthorized entry when used with a high-security hasp. Drop-bolt locks often referred to as jimmy-proof locks are normally used as auxiliary locks similar to dead bolts.
Master-keying is not used unless permitted by regulation. All containers, rooms, and facilities must be locked when ar 190-11 key control in actual use. Locks must never be considered as a stand-alone method of security.
The mortise lock can be locked from inside by means of a thumb turn or by a button. When closed, locking pins in the lock body drop down into the holes provided in the strike and secure the locking system. They consist of an outer barrel, a cylinder and ring, a tailpiece, a back mounting plate, and two mounting screws.
The brass or bronze locks are commonly used but do not meet the security requirements of the hardened shackled locks. Refer to ARAppendix D, for standard key and lock procedures. Low-security locks are made with hardened steel shackles. These locks are normally used for access control and should be backed up by door locking devices when the facility is unoccupied.
Both the drop-bolt lock body and the strike have interlocking leaves similar to a door hinge. The degree of protection afforded by a vault, a safe, or a filing cabinet may be measured in terms of ar 190-11 key control lock’s resistance. ARs,and prescribe specific ar 190-11 key control of locks for specific types of facilities. Precautions must be taken to avoid confusing these locks with similar brass or bronze locks.
They are ar 190-11 key control used to secure offices and storerooms.
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Entrance doors often have an exterior thumb latch rather than a doorknob. When the correct combination is entered, the lock’s bolt is retracted. Mortise locks are considered low-security devices since they weaken the door in the mortised area.
The tailpiece screws are usually scored so that the lock can be tailored to fit varying door thicknesses. It is recommended for use in military keey as an effective security measure in ar 190-11 key control installation’s crime-prevention program. The most common variety of mortise locks has a doorknob on each side of the door.
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Although the lock ar 190-11 key control the most accepted and widely used security device, it is only a delay device and should never be considered as a positive bar to entry. Types of Locking Devices They are mounted on the door in a manner similar to cylindrical locksets.
Key locks consist of, but are not limited to, the following:. Key locks consist of, but are not limited to, the following: Cylindrical locksets are often called key-in-knob or key-in-lever locks. They are low-security padlocks with combinations that are either fixed or changeable. Master-keying ar 190-11 key control done for convenience and represents xontrol controlled loss of security. Padlocks, door locks, cabinet locks, and electrical ar 190-11 key control 190-111 can all be operated by the same key system.
The primary difference is in the bolt. Regardless of cohtrol quality ckntrol cost, locks are considered delay devices only.
Locks that are master-keyed are keyed differently, yet have one key that will open them all. Padlocks are detachable locks that are typically used with a hasp. Rim-cylinder locks are mounted to the door’s inside surface and are secured by screws in the door face.
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Using kej locks may require compensatory measures in the form ocntrol additional locks on containers within the room. These locks are suitable only for very low-security ar 190-11 key control. Physical-security personnel must work closely with engineer personnel to ensure that locks meet the standards and are installed according to applicable regulations.
Some cylindrical locksets have keyways in each of the opposing knobs that require a key on either side to ar 190-11 key control and unlock them. Unit locks are ideal in heavily traveled facilities such as hospitals or institutional buildings.
Because these cores are removable by a special key, this system allows for rapid rekeying of locks in the event that the key is compromised. When the bolt is extended lockedthe dead bolt projects into the doorframe at least one inch, and it cannot be forced back keyy by applying pressure to the end of the bolt. The locking cylinder located in the center of the doorknob distinguishes these locks. The one-size cutout of ar 190-11 key control door edge simplifies the door preparation for the lock.
Combination locks may be either mechanical or electronic.