The 3M™ Buckle FF-400-01 has six head harness buckles for use on the 3M™ Ultimate FX Full Facepiece Reusable Respirator FF-401, FF-402, FF-403.The 3M Buckle FF-400-01 is to be used with compatible products. Replacement part can extend respiratory equipment service life.
FF-401
FF-402 and FF-403 (sold separately)
Includes six head harness buckles
Made of durable plastic
Replaceable part may potentially result in respiratory equipment cost savings
Replacement part to use with 3M™ Ultimate FX Full Facepiece Reusable Respirator