The 3M 7581 replacement head strap harness assembly is designed to be used with the 3M Half Face Mask Respirators 7501, 7502 and 7503.
- Designed for 3M Half Mask Respirators 7500 Series (sold separately)
- Replacement part can extend respiratory equipment service life
- Replaceable part can potentially result in respiratory equipment cost savings
- Head harness holds facepiece against face
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