3M Full Facepiece Button 7989
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- Designed to attach 3Mâ„¢ Head Strap Assembly 78093S (sold separately) to 3M Full Facepiece 7800S Series (sold separately)
- Color indicates facepiece size; red=small, yellow=medium, green=large
- Carton includes six of each color, total of 18 buttons
- Replacement part can extend service life of facepiece
- Replaceable part can potentially result in respiratory equipment cost savings