U.S. Army M2-10A1-6 Lightweight Optical

U.S. Army M2-10A1-6 Lightweight Optical Gas Mask

The U.S. Army M2-10A1-6 Lightweight Optical Gas Mask combined elements of the earlier U.S. Army MI-I-5/U.S. NDO Mk I and the M3/M4 Lightweight Service masks. This example was made by Continental Rubber in 1952.

Similar masks in my collection: U.S. Army MI-I-5, U.S. NDO Mk I, U.S. Army M3 Diaphragm, U.S. Army M3A1 Diaphragm, U.S. Army M3-10A1-6, U.S. Army M4-10A1-6

Lot and date stamps on cheek
"EA-25186-1"
"52
N-2"

Stamp on head harness
"EA-1"

Bag for "US Army Lightweight
Optical Mask
T"

"Care of mask after wetting"

"To waterproof mask"