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Search FSG 41 Refrigeration, Air Conditioning, and Air Circulating Equipment

Frequently Asked Questions (FAQ): Federal Supply Group (FSG) 41 Refrigeration, Air Conditioning, and Air Circulating Equipment

FSG 41 is a two-digit code used by the U.S. Government and other NATO nations to easily identify, manage, trade, and stock items that fall under the category of “Refrigeration, Air Conditioning, and Air Circulating Equipment.” It is also the first two digits of a National Stock Number (NSN), a unique identifier for parts that is similarly accepted by the U.S. and other NATO countries.

FSG 41 Refrigeration, Air Conditioning, and Air Circulating Equipment includes different classes to further organize specific items that have related features. Here are some examples:

  • FSC4110 - Refrigeration Equipment
  • FSC4120 - Air Conditioning Equipment
  • FSC4130 - Refrigeration and Air Condition Components
  • FSC4140 - Fans Air Circulators and Blower Equipment
  • FSC4150 - Vortex Tubes and Other Related Cooling Tubes

FSG 41 Refrigeration, Air Conditioning, and Air Circulating Equipment encompasses the FSCs that cover multiple types of aircraft such as Refrigeration Equipment, Air Conditioning Equipment, Refrigeration and Air Condition Components, Fans Air Circulators and Blower Equipment, Vortex Tubes and Other Related Cooling Tubes.