This assembly is designed to be used with the 3M™ Half Facepiece Respirators 7501, 7502 and 7503.
The 3M™ Head Harness Assembly 7581, Respiratory Protection System Component, works with 3M Half Facepieces 7501, 7502, and 7503 (all sold separately). This harness is easy to install as a replacement part. This replacement part can extend the service life of respiratory protection equipment and potentially result in cost savings.