GGG-M-125/9A, FEDERAL SPECIFICATION: RESPIRATOR ASSEMBLIES: AIR LINE, HOOD AND HELMET (FOR ABRASIVE BLASTING OPERATIONS) (20 SEP 1982) [NO S/S DOCUMENT]

GGG-M-125/9A, FEDERAL SPECIFICATION: RESPIRATOR ASSEMBLIES: AIR LINE, HOOD AND HELMET (FOR ABRASIVE BLASTING OPERATIONS) (20 SEP 1982) [NO S/S DOCUMENT]., This specification covers the specific requirements for respirator assemblies using supplied air (demand flow or continuous flow) with protective hoods and for abrasive cleaning operations.