Use as a replacement part for 3M? Full Facepieces 6700, 6800, 6900 (07138, 07139, 07140 AAD).

- Use as a replacement part for 3M? Full Facepieces 6700, 6800, 6900 (07138, 07139, 07140 AAD).

- Designed for 3M Full Facepieces 6000 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