MIL-C-2939E, MILITARY SPECIFICATION: COOLING COILS, AIR, DUCT TYPE AND GRAVITY TYPE, NAVAL SHIPBOARD ENVIRONMENTAL CONTROL SYSTEMS (21-MAR-1984) [S/S BY MIL-PRF-2939G]

MIL-C-2939E, MILITARY SPECIFICATION: COOLING COILS, AIR, DUCT TYPE AND GRAVITY TYPE, NAVAL SHIPBOARD ENVIRONMENTAL CONTROL SYSTEMS (21-MAR-1984) [S/S BY MIL-PRF-2939G]., This specification covers fin-tube cooling coils and unit coolers having fan assemblies mounted integral with the unit, for use in environmental control systems aboard ships.