603400-3
Mask, Oxygen
III End Item Identification: Phaos (parachutist’s high altitude oxygen supply system) mask assembly, cage 57172Special Features: Inc. reducer, on/off valve, relief valve, gauge; light weight mask inc. diluter/demand regulator, auto dilution shut off; mask eliminates hoses and connectors on front torso for freedom of movementIII Supplementary Features: Conforms to all applicable military specifications
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