U.S. Air Force MBU-13/P Chemical-Biological Oxygen Mask

The U.S. Air Force MBU-13/P Chemical-Biological Oxygen Mask was usually paired with the HGU-39/P helmet.  It was issued with a tinted visor with velcro fasteners, and a sock to protect the visor when not in use.  This example was made by Scott in 1984.

PATENT

Label
Label

"MASK, CHEMICAL-BIOLOGICAL-OXYGEN 07878/76211 92114 SCOTT PN 651-475-1"

press to zoom
Serial number
Serial number

"SERIAL NUMBER 41984"

press to zoom
Rubber stamps
Rubber stamps

Manufacturer, date, and part number stamps on cheek "MFR 92114" "83/84/85" P/N 551-11-19"

press to zoom
Rubber stamp
Rubber stamp

Manufacturer stamp on forehead "SCOTT ATO"

press to zoom
Rubber stamp
Rubber stamp

Date stamp on nose cup "81/82/83"

press to zoom
Stamps
Stamps

Stamps at top of hose "NEXUS 79A/U" "266-632" "SCOTT ATO"

press to zoom
Hose stamp
Hose stamp

Stamp on hose "100"

press to zoom
Hose stamp
Hose stamp

Manufacturer stamp on hose "SCOTT ATO"

press to zoom
Hose stamp
Hose stamp

Manufacturer stamp on hose "SCOTT ATO"

press to zoom