The 3M™ 7503 Reusable Half-Mask Respirator is designed for superior comfort, durability, and respiratory protection in demanding work environments. Constructed from advanced silicone material, this respirator provides a softer, more comfortable fit while ensuring long-term durability for industrial applications.

Equipped with the 3M™ Cool Flow™ Exhalation Valve, this respirator reduces heat and moisture buildup, making breathing easier while keeping the user cool and dry. The four-point head harness allows for standard wear or drop-down suspension, enabling users to lower the mask when not in use without removing their headgear.

Compatible with a wide range of 3M™ filters and cartridges, the 7503 Half-Mask Respirator can be paired with Series 6000 gas/vapor cartridges, Series 2000, 2200, 7000, or 5000 particle filters, and supplied air systems for comprehensive respiratory protection. The downward-facing exhalation valve cover helps direct air and moisture away from the face, keeping the valve clean and making maintenance easier.

Designed for construction, welding, painting, chemical handling, and mining, this NIOSH-approved respirator provides protection against particulates, gases, vapors, asbestos, and silica, making it an essential choice for professionals in high-risk environments.

Key Features

Advanced Silicone Facepiece – Soft, flexible, and durable for an improved fit and long-lasting wear.
3M™ Cool Flow™ Exhalation Valve – Reduces heat, moisture, and breathing resistance for enhanced comfort.
Adjustable Four-Point Head Harness – Drop-down suspension allows users to lower the mask when not in use.
Downward-Facing Exhalation Valve Cover – Directs exhaled air away from the face, preventing fogging and keeping the mask clean.
Compatible with Multiple Filters & Cartridges –
3M™ Gas/Vapor Cartridges (Series 6000) for gas and vapor protection.
3M™ Particle Filters (Series 2000, 2200, 7000, 5000) for dust, asbestos, and silica protection.
Compatible with 3M™ Powered and Supplied Air Systems for additional protection options.
NIOSH-Approved – Meets industry standards for respiratory safety.
Replaceable Parts Available – Extend the life of the mask with replaceable components.

Intended Use

The 3M™ 7503 Reusable Half-Mask Respirator is ideal for professionals in construction, welding, painting, chemical processing, general manufacturing, transportation, oil & gas, pharmaceuticals, and mining. Designed to protect against asbestos, silica, manganese, and other airborne contaminants, this respirator is perfect for long-term industrial applications requiring superior comfort and fit.

Product Specifications

Model: 7503
Material: Silicone facepiece
Mask Type: Reusable Half-Mask Respirator
Filter & Cartridge Compatibility:
3M™ Gas/Vapor Cartridges (Series 6000)
3M™ Particle Filters (Series 2000, 2200, 7000, 5000)
3M™ Powered & Supplied Air Systems
Exhalation Valve: Yes – Cool Flow™ Technology
Head Harness Type: Four-Point Adjustable with Drop-Down Suspension
Maintenance: Replaceable parts available

Certifications and Standards

NIOSH-Approved – Certified for use with 3M™ approved filters and cartridges
Meets Industry Respiratory Protection Standards