KP3761-1 - Lincoln OMNIShield Hard Hat Adapter

Technical Overview of the Lincoln KP3761-1

The Lincoln Electric OMNIShield™ Slotted Hard Hat Adapter (KP3761-1) is a precision-engineered accessory designed to facilitate the integration of the OMNIShield™ Professional Face Shield Headpiece with standard slotted hard hats. This component is critical for industrial environments requiring simultaneous compliance with head and face protection standards. Constructed from premium industrial-grade plastic, the adapter is engineered to withstand the rigors of heavy-duty applications, including construction, metalworking, and fabrication, ensuring long-term durability and reliability.

Technically, the KP3761-1 distinguishes itself with a multi-axis adjustment system. The unit features a vertical slide mechanism that allows the face shield to be positioned up or down relative to the hard hat brim. This adjustability is essential for maximizing coverage over the forehead and neck areas, thereby reducing exposure to flying debris, sparks, and spatter. Furthermore, a dedicated positioning pin enables the user to define the rotation range of the shield once it is affixed to the helmet. This allows for precise customization of the clearance between the shield and the hard hat, accommodating various head sizes and helmet styles.

Safety is enhanced through a robust locking mechanism. When the face shield is rotated to the raised position, the adapter engages a catch at 90 degrees. This positive lock prevents the shield from unintentionally dropping due to vibration or movement, ensuring the user's field of view remains unobstructed when protection is not actively required. The shield only releases with the application of intentional downward force. The connection to the hard hat is secured via a prong assembly system, which provides a tighter, more stable fit than standard friction clips, minimizing wobble during operation.

Key Specifications

• Model: KP3761-1
• Compatibility: OMNIShield™ Headpieces & Slotted Hard Hats
• Material: Industrial Grade Polymer
• Locking Angle: 90 Degrees
• Adjustment: Vertical Slide & Rotational Pin