FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSC 1660 is the U.S. Federal Supply Class for Aircraft Air Conditioning, Heating, and Pressurizing Equipment, in Federal Supply Group 16 (Aerospace Craft Components and Accessories). Aviation Parts Executive lists 34 parts whose part numbers carry a National Stock Number (NSN) in this class. Search any NSN or NIIN on our site to open the part.
This class includes components specifically designed for use in aircraft air conditioning, heating, and pressurizing equipment. Also included are specially designed components of oxygen breathing systems used in aircraft.
Includes cabin supercharging equipment; canisters; cylinder assemblies; masks; fixed oxygen system; specially designed aircraft valves; cabin pressure regulators; heat exchangers; air expansion turbines; aircraft heaters; ventilating system components; air conditioning and heating duct assemblies; thermal de-icing equipment; cabin and compartment pressurizing equipment; air diffusers; cabin pressure selectors; liquid oxygen converters.
Excludes oxygen pressure signals and warning devices; tubing; ground type heaters and coolers; pressurizing equipment other than that used for cabin and compartment pressurization; fluid de-icing equipment; valves specifically designed for use with aircraft engines, guided missiles, and guided missile engines.
Our Parts In FSC 1660 (34)
| Part Number | NSN | Item Name | Manufacturer |
|---|---|---|---|
| 100-364295-1 | 1660-01-038-1921 | Control Box, Electrical-Electronic, Aircraft Air Temperature | Cessna |
| 130346-12 | 1660-01-306-9437 | Controller, Air Pressure, Aircraft Cabin | Cessna |
| 172400-14 | 1660-01-725-2766 | Regulator, Oxygen, Demand | Cessna |
| 1J2-1 | 1660-01-421-4466 | Filter Element, Air Conditioning | Cessna |
| 23058865 | 1660-01-515-8232 | Impeller Wheel, Aircraft Cooling Turbine | Rolls Royce |
| 23065042 | 1660-01-528-8691 | Impeller Wheel, Aircraft Cooling Turbine | Rolls Royce |
| 23069116 | 1660-01-512-8193 | Turbine Wheel, Aircraft Cooling Turbine | Rolls Royce |
| 23072142 | 1660-01-522-6235 | Insulation Blanket, Thermal, Aircraft | Rolls Royce |
| 23079946 | 1660-01-502-9335 | Impeller Wheel, Aircraft Cooling Turbine | Rolls Royce |
| 23083536 | 1660-01-502-2190 | Impeller Wheel, Aircraft Cooling Turbine | Rolls Royce |
| 23083537 | 1660-01-502-9336 | Impeller Wheel, Aircraft Cooling Turbine | Rolls Royce |
| 23088906 | 1660-01-608-7755 | Impeller Wheel, Aircraft Cooling Turbine | Rolls Royce |
| 23090675 | 1660-01-617-0408 | Parts Kit, Air Motor | Rolls Royce |
| 23090676 | 1660-01-617-0409 | Parts Kit, Air Motor | Rolls Royce |
| 23090853 | 1660-01-665-3931 | Turbine Wheel Assembly, Aircraft Cooling Turbine | Rolls Royce |
| 25-8Y211-1A | 1660-01-608-2692 | Cover, Fluid Filter | Cessna |
| 25VF1351-131 | 1660-01-667-6955 | Separator, Water, Aircraft Air Conditioning System | Cessna |
| 50-554228-83 | 1660-00-936-5567 | Parts Kit, Aircraft Heat Exchanger | Cessna |
| 701-21 | 1660-01-525-2142 | Heater, Aircraft | Cessna |
| 801292-01 | 1660-01-500-1809 | Regulator, Oxygen, Demand | Cessna |
| 90-9061-1S | 1660-01-548-4888 | Modification Kit, Aircraft Components | Cessna |
| 9912057-13 | 1660-01-479-4479 | Filler Valve, Aircraft Oxygen | Cessna |
| 9912057-15 | 1660-01-530-8129 | Valve, Oxygen Mask, Aircraft | Cessna |
| 99631-000 | 1660-01-685-5144 | Filter Element, Air Conditioning | Piper |
| AD1134-12-108-6 | 1660-01-619-3440 | Duct Assembly, Air Conditioning-Heating, Aircraft | Cessna |
| BYLB11 | 1660-00-868-9184 | Disk, Valve | GE Aviation |
| C351-2000-224 | 1660-01-495-9716 | Mask, Oxygen | Cessna |
| C668513-0101 | 1660-01-662-5706 | Indicator, Oxygen Flow | Cessna |
| CH38013 | 1660-01-295-8869 | Igniter, Spark, Aircraft Heater | Champion |
| PWC30556 | 1660-01-707-6518 | Filter Body, Fluid | Cessna |
| RA1J7-1 | 1660-01-692-8240 | Filter Element, Air Conditioning | Rapco |
| S1053K64T144.0 | 1660-01-698-3918 | Insulation Pipe Covering, Thermal, Aircraft | Cessna |
| S1053K64T20.0 | 1660-01-698-3956 | Insulation Pipe Covering, Thermal, Aircraft | Cessna |
| SB560-35-09-0 | 1660-01-536-7383 | Parts Kit, Oxygen Mask | Cessna |
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NSNs, item names and Federal Supply Class descriptions come from the Defense Logistics Agency's public Federal Logistics Information System data (PUB LOG, October 27, 2026 release). We show an NSN only when the government record lists our part number under the same manufacturer (CAGE code). Confirm the NSN and part number on your solicitation before you order.