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.

3M 37004, Nose Cup Assembly 6894/37004(AAD), Replacement Part, 7000002034, 5 EA/Case
3M 07025, Half Facepiece Reusable Respirator 6200/07025(AAD) Medium, 7000001933, 24 EA/Case 
