UNIT HEATER, AIR CIRCULATING, STEAM - HOT WATER (S/S BY S-U-2833)
单元加热器 空气循环 蒸汽-热水（S/S BY S-U-2833）

1994-04-29

UNIT HEATER, AIR CIRCULATING, STEAM - HOT WATER (S/S BY S-U-2833)
热水蒸汽循环空气加热器（S/S由S-U-2833提供）

1988-05-23

UNIT HEATER, AIR-CIRCULATING, STEAM (SHIPBOARD USE) (SUPERSEDING MIL-U-17293C)
蒸汽空气循环单元加热器（船用）（取代MIL-U-17293C）

1998-04-22

UNIT HEATER, AIR-CIRCULATING, STEAM (SHIPBOARD USE) (SUPERSEDING MIL-U-17293C)
蒸汽循环空气加热器（船用）（取代MIL-U-17293C）

1983-09-09