GGG-M-125-8B, FEDERAL SPECIFICATION, RESPIRATOR ASSEMBLY: HALF MASK, AIR-PURIFYING PARTICULATE-FILTER (FOR DUSTS AND MISTS) (14 OCT 1985)

GGG-M-125-8B, FEDERAL SPECIFICATION, RESPIRATOR ASSEMBLY: HALF MASK, AIR-PURIFYING PARTICULATE-FILTER (FOR DUSTS AND MISTS) (14 OCT 1985)., This specification covers the specific requirements for air-purifying, half-mask respirators with filters for removal of dust and mist from air.