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This OEM 3M air regulating valve assembly is designed for use with the 3M 7800 Series Full Facepiece Respirator and serves as a critical component in supplied-air respiratory protection systems. The assembly regulates airflow delivered to the user, helping provide consistent breathing air while maintaining proper respiratory protection in industrial, maintenance, military, and hazardous work environments. This item is New and includes the complete air regulating valve assembly package. Manufactured to OEM specifications, this assembly is engineered for durability, reliability, and dependable performance in demanding workplace conditions. It is ideal for replacement of worn, damaged, or outdated respiratory system components and for maintaining compliance with respiratory protection requirements. 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This OEM 3M exhalation valve kit includes ten replacement exhalation valves designed for use with compatible 3M respiratory protection systems. Exhalation valves play a critical role in respirator performance by allowing exhaled air to exit the facepiece efficiently while helping maintain proper airflow, user comfort, and respiratory protection. This item is New and has never been placed into service. Manufactured to OEM specifications, these exhalation valves are engineered for durability, reliability, and dependable performance in industrial, military, maintenance, and hazardous work environments. They are ideal for routine maintenance, scheduled replacement programs, and restoring respirators to proper operating condition. Part Number W-3234-10 is commonly searched by industrial maintenance personnel, government agencies, military organizations, safety professionals, and equipment specialists seeking genuine OEM 3M respiratory replacement parts. Using authentic 3M exhalation valves helps ensure proper fit, compatibility, and continued respiratory system performance. Equipment Parts Sales has been supplying military surplus and OEM equipment components for over 25 years. We stock thousands of hard-to-find military, industrial, and safety-related parts, including respiratory protection equipment, exhalation valves, breathing tubes, regulator assemblies, blower systems, filters, and maintenance supplies ready for shipment. 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