3M 7000125986 Inhalation Valve for 7800S Respirator

Product Description

The 3M 7000125986 is a replacement inhalation valve designed for use with the 3M Full Facepiece Respirator 7800S series. The inhalation valve controls airflow direction during the breathing cycle, allowing fresh air to enter the facepiece while preventing exhaled air from mixing with incoming air. This component is a direct OEM-style replacement part installed by safety professionals, industrial hygienists, and maintenance technicians responsible for maintaining respiratory protection equipment in serviceable condition. Keeping inhalation valves in good working order is essential for maintaining proper protection factors on supplied-air and cartridge-based facepiece respirators.

This valve is intended for use in industrial, manufacturing, construction, and hazardous-material environments where full facepiece respirators are required. It is sold as a replacement service part for field repair and preventive maintenance of the 7800S full facepiece respirator. Minimum order quantity is 4 units per pack.

Key Features

• OEM replacement inhalation valve for the 3M 7800S Full Facepiece Respirator
• Controls one-way airflow during inhalation to maintain facepiece integrity
• Lightweight construction at 0.003 pounds per unit
• Sold in pack format with a minimum order quantity of 4
• Supports proper maintenance and service life extension of full facepiece respirators

Compatibility

Designed as a replacement inhalation valve for the 3M Full Facepiece Respirator 7800S series.

Installation Notes

Inhalation valve replacement should be performed by a qualified safety technician or trained respirator program administrator following the manufacturer's service instructions. Remove the respirator from service and ensure it is clean and dry before disassembling the valve seat area. After installation, perform a user seal check per OSHA 29 CFR 1910.134 guidelines before returning the unit to service. Discard any valve showing visible cracking, deformation, or failure to seat properly.

Technical Specifications

• Weight: 0.003 pounds
• Unit of Measure: Pack
• Minimum Order Quantity: 4
• UPC: 50051138087420

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000125986