BURNERS SINGLE LIGHT OIL GAS&LIGHT OILGAS COMBO NAT. FOR PACKAGED HEATING BOILERS(UP TO 320000 BTU/HR THERMAL OUTPUT CAPACITY)(FUTURE ACQ OF THIS MATERIAL SHOULD REFER FED SPEC. F-B-2909) (SUPERSEDING MIL-B-18797F) (S/S BY F-B-2909)
燃烧器单一轻质油气和轻质油气组合 对于成套供暖锅炉(热输出能力高达32万BTU/HR)(该材料的未来ACQ应参考FED规范F-B-2909)(取代MIL-B-18797F)(S/S由F-B-2909替代)