3M™ 051135-89479 Exhalation Valve Assembly, For Use With FF-401, 402, 403 Ultimate FX Full Facepiece Reusable Respirators

05862588 MFG #: 051135-89479
3M™ Exhalation Valve Assembly, For Use With: FF-401, 402, 403 Ultimate FX Full Facepiece Reusable Respirators, Black/Gray