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U.S. Army MIAI Training Gas Mask




The U.S. Army MIAI Training Gas Mask used a molded rubber facepiece with blue/green plastic parts, MV type exhale valve, and its filter mounted directly to the chin. As the Army stopped using Roman numerals, the nomenclature of this mask was later changed to M2A1. The first example was made by Firestone in 1941, and the second example was made by Acushnet in 1941.
Similar masks in my collection: U.S Army M2A1 Service, U.S. Army M3-10A1 Lightweight, U.S. Army M4-10A1 Lightweight, U.S. M8 Snout Type

Rubber stamp
Universal size

Rubber stamp
Manufacturer and date stamp

Rubber stamp
Date and lot stamp on reverse side of exhale valve

Stamp
Lot number stamped on head harness

Carrier
Close-up of bag for Training Gas Mask MIAI
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