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The NATIONAL MARKER N102384 is a 4.5-inch zinc safety hasp designed to secure doors, cabinets, boxes, trunks, and similar enclosures. Built on the National V30 series platform, this hasp features a ribbed steel body for added strength and a rigid, non-swivel staple for a fixed, tamper-resistant fit. A brass pin reinforces the locking mechanism. When the hasp is closed, all mounting screws are fully concealed, preventing removal without first opening the lock. This type of hardware is commonly installed by maintenance technicians, industrial tradespeople, and facility service professionals handling lockout-tagout or general security applications.
This safety hasp is suited for light industrial, commercial, and residential applications where a reliable, fixed-staple locking point is required. It fits standard door hasps, chest latches, gate hardware, and similar mounting configurations. The non-swivel staple design makes it appropriate for applications where the lock position must remain fixed and aligned rather than adjustable.
Designed as an OEM-style replacement or direct-fit addition for standard door, cabinet, box, and trunk hasp applications in the National V30 series.
Installation is typically performed with a standard screwdriver or drill driver. Mount to a clean, flat surface and ensure fasteners are fully seated before closing the hasp to verify screw concealment. For lockout-tagout (LOTO) applications, verify compliance with applicable OSHA 29 CFR 1910.147 procedures before placing in service. Do not over-torque mounting fasteners into soft or thin materials without appropriate backing hardware.
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