The 3M™ Filter Adapter 603 is used with 3M™ Particulate Filter 5N11 or 3M™ Particulate Filter 5P71 and 3M™ Filter Retainer 501. The 3M™ Filter Adapter 603 enables the 3M™ Particulate Filter 5N11 or 3M™ Particulate Filter 5P71 (N95 and P95) prefilters to be directly attached to all bayonet style 3M™ Half or Full Facepiece Respirators. The 3M™ Filter Adapter 603 may be used multiple times. Replacement part can extend respiratory equipment service life.

• Easy installation
• Features a bayonet connection type
• Reusable