This assembly is approved for supplied air systems that use 3M Low Pressure Hoses W 3020 25/07033(AAD), W 3020 50/07034(AAD), and W 3020 100/07035(AAD) at pressures between 6 15 psig.
Used with an approved air source, M 300 Series hardhats provide respiratory (OSHA APF=25) and limited head (ANSI Z89.1 2003 Type 1 Class G) and eye (ANSI Z87.1 2010) protection.