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The AMERICAN LOCK A50KA-27557 is a rectangular steel padlock built for industrial and commercial applications where keyed-alike master-keying is required. The body measures 2 inches wide by 7/8 inches thick and is constructed from steel for corrosion resistance and physical durability. The shackle is boron alloy, a hardened material that resists cutting and sawing attempts. With a 5-pin tumbler cylinder, the lock offers solid pick resistance for secured access points. Locksmiths, facilities maintenance technicians, and industrial tradespeople install this lock where multiple padlocks must be operated by a single key.
This padlock is suited for use on gates, hasps, toolboxes, storage units, and equipment enclosures in industrial, commercial, and light institutional settings. The keyed-alike configuration makes it practical for facilities that use multiple locks across a site and require a single key to open all of them. The rectangular body profile fits standard padlock hasps and staples commonly found in maintenance and utility environments.
Designed as an OEM-style replacement or direct-use padlock compatible with standard hasps, staples, and padlock-ready hardware accepting a 2-inch rectangular body padlock with a 3/8-inch shackle diameter.
Installation is performed by facilities maintenance personnel or locksmiths. Before installing on any secured enclosure or lockout-tagout point, verify the hasp or staple opening accommodates a 3/8-inch shackle diameter and at least 3/4-inch shackle width. When used in lockout-tagout (LOTO) programs, confirm compliance with OSHA 29 CFR 1910.147 requirements for energy control procedures. Do not force the shackle into an undersized hasp, as this can damage the locking mechanism.
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