3M 7503 Half Facepiece Reusable Respirator Large - 7500 Series

The 3M 7503 is a large-size half facepiece reusable respirator from the premium 3M 7500 Series. Constructed from advanced silicone material, it delivers a soft, comfortable seal and long-lasting durability for demanding industrial and occupational environments. Cartridges and filters are sold separately.

Key Features:

• 3M Cool Flow™ Exhalation Valve — Bottom-discharge valve design directs exhaled breath and moisture downward, reducing heat and moisture buildup for cool, dry comfort and helping prevent fogging inside welding helmets or face shields
• Soft Silicone Faceseal — Advanced silicone construction provides a soft, comfortable fit against the skin with a unique adjustment design that reduces pressure points
• Dual-Mode Head Harness — Fully adjustable head cradle allows the respirator to be worn in either standard or drop-down mode; drop-down feature allows removal without taking off a hard hat
• Broad Filter and Cartridge Compatibility — Works with 3M 6000 Series cartridges and 2000, 2200, 5000, and 7000 Series filters; also compatible with 3M TR-600 and TR-800 Powered Air Purifying Respirator (PAPR) and Dual Airline supplied air systems
• NIOSH Approved — When properly fitted and used with approved 3M cartridges and filters, provides respiratory protection at concentrations up to 10× the OSHA Permissible Exposure Limit (PEL)
• Color-Coded Sizing — Size-coded in blue/teal for easy identification; available in Small (7501), Medium (7502), and Large (7503)
• Replaceable Components — Easy to disassemble, clean, and reassemble; replacement cartridges, filters, and spare parts available to extend service life

Typical Applications: Abatement, assembly and mechanical work, chemical handling, cleaning, construction, furnace operations, grinding, laboratories, machining, masonry, mining, painting, pharmaceutical, smelting, utilities, and welding.

Bayonet-style filter connection. MPN: 7503 | Also known as: 7503/37083, SKU 7100134949. Cartridges and filters not included.