National Stock Number:
4220-15-187-1921
Federal Supply Class:
4220
National Item Identification Number:
151871921
Description:
DIFFUSER,AIR SUPPLY
Detail:
A CORROSION RESISTANT METALLIC/NONMETALLIC ITEM FABRICATED FROM A SINGLE INTERNALLY CORED CASTING. IT IS SPECIFICALLY DESIGNED TO REDUCE BREATHING GAS VELOCITY WHILE INCREASING STATIC PRESSURE TO EFFECTIVELY DEFOG THE VIEWPOINT OF A HELMET, DEEP-SEA DIVER'S AND HELMET, DEEP-SEA DIVER'S HELIUM-OXYGEN
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