North 770092 Half Mask Head Harness Medium 5500 Series

Product Description

The NORTH 770092 is a replacement head harness designed for use with the 5500 Series half mask respirator. Constructed from plastic, this medium-sized harness secures the facepiece firmly against the wearer's face to maintain proper seal and positioning during use. It is individually wrapped to keep the component clean and ready for installation. Licensed safety professionals, industrial hygienists, and respirator maintenance technicians regularly stock this harness as a service part to extend the working life of compatible 5500 Series half mask assemblies.

This head harness is suited for environments where half mask respirators require periodic maintenance or part replacement. Applications include industrial facilities, construction sites, paint booths, chemical handling areas, and any setting where respiratory protection programs require regular respirator servicing. The individually wrapped packaging makes it practical for field kits and safety supply inventories where cleanliness and part integrity matter.

Key Features

• Replacement head harness keeps 5500 Series half mask respirators serviceable without full unit replacement
• Plastic construction provides durability and resistance to cleaning agents used in respirator maintenance
• Medium size for proper fit on standard adult head forms
• Individually wrapped to maintain cleanliness before installation
• Meets ANSI standards applicable to respirator accessories

Compatibility

Designed for use with the NORTH 5500 Series half mask respirator. Compatible facepiece type is half mask.

Installation Notes

Installation should be performed by a qualified person familiar with the respirator manufacturer's assembly instructions. Before replacing the head harness, remove the facepiece from service and inspect the face seal and other components for wear or damage. Snap or thread the harness through the appropriate attachment points per the manufacturer's guidance, ensuring all strap connections are fully seated. After reassembly, perform a user seal check before returning the respirator to service, in accordance with OSHA 29 CFR 1910.134 or applicable site respiratory protection program requirements.