Gas Mask King
U.S. Army M3 Diaphragm Gas Mask
The U.S. Army M3 Diaphragm Gas Mask was produced in gray (green) rubber, first with black metal parts and later with blue/green metal parts. This example was made by General Tire & Rubber in 1941.
Similar masks in my collection: U.S. Army M3A1 Diaphragm, U.S. NORBA Type A-3, U.S. ND Mk IV
Rubber stamp
Manufacturer, date, and lot stamps on chin "LOT C1 6-41 GENERAL E42 R92" "M10" "C5"
Rubber stamps
Manufacturer and date stamps on flutter valve "CRCo 1-41" "76"
Stamp
Stamp on speech diaphragm "N"
Stamp
Stamp on head strap
Filter
Filter stamps top view "US" "LOT-C711-9 CWS J&J A" "51 55"
Filter
Filter bottom view
Filter
Filter side view
Carrier
Bag for "US ARMY SERVICE GAS MASK" "MASK, GAS RECONDITIONED FOR TRAINING"
Carrier
Stamp inside carrier "MIN-P-100-1 L.R.G.C C-891"