Refrigeration Unit, Air Cycle, Air1660-01-556-7882
NSN 1660-01-556-7882 · NIIN 015567882 · Part number 2200440-11-2
Lockheed Martin Corporation Div Rotary and Mission Systems · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 03640
Government record, cited
NSN 1660-01-556-7882 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-556-7882. Manufacturer of record part number: 2200440-11-2.
Also searched as1660-01-556-7882 ·
1660015567882 ·
NIIN 015567882 ·
01-556-7882 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 03640 · 2200440-11-2
Nearby stock numbers← 1660-01-556-0975 Housing, Pump, Aircraft
·
1660-01-556-9073 Heat Exchanger, Fluid to Air →
Features
Refrigeration Unit,air Cycle,air — FSC 1660
Criticality Code Justification: FEAT
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation Div Rotary and Mission Systems
Identification
NSN: 1660-01-556-7882
NIIN: 015567882
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 2200440-11-2
Manufacturer: Lockheed Martin Corporation Div Rotary and Mission Systems
General Description
The Refrigeration Unit,air Cycle,air, cataloged under National Stock Number 1660-01-556-7882, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1660-01-556-7882
Primary Part Number
2200440-11-2
Item Name
Refrigeration Unit,air Cycle,air
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Lockheed Martin Corporation Div Rotary and Mission Systems
Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
No interchangeability data on file.
Other items in FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1660-00-006-4472
FLANGE,VALVE BODY
1660-00-009-5646
ADAPTER ASSEMBLY,BELLOWS
1660-00-019-8389
1660-00-019-8389 · Item name not on file
1660-00-019-8399
1660-00-019-8399 · Item name not on file
1660-00-031-5285
1660-00-031-5285 · Item name not on file
1660-00-302-4390
PISTON,REGULATING V
1660-00-441-0575
PISTON
1660-01-601-0729
ETHERNET SWITCH
Frequently Asked Questions
What is NSN 1660-01-556-7882?
NSN 1660-01-556-7882 is a Refrigeration Unit,air Cycle,air, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-556-7882?
NSN 1660-01-556-7882 has 1 manufacturer part number on file: 2200440-11-2 (Lockheed Martin Corporation Div Rotary and Mission Systems).
What are the specifications of 2200440-11-2?
Key specifications for 2200440-11-2: Criticality Code Justification: FEAT; Special Features: CRITICAL FOR THE AIRCRAFT PRESSURIZATION SYSTEM; Part Name Assigned by Controlling Agency: REFRIGERATION UNIT MOD KIT; End Item Identification: MC-130W CLR 5 MOD W. 1 specification is documented in the U.S. Government catalog.
Is NSN 1660-01-556-7882 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.