NSN 1660-00-028-8396 · NIIN 000288396 · Part number 272-5051124-49
Lockheed Martin Corporation Div Rotary and Mission Systems · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 38597
Government record, cited
NSN 1660-00-028-8396 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-028-8396. Manufacturer of record part number: 272-5051124-49.
Also searched as1660-00-028-8396 ·
1660000288396 ·
NIIN 000288396 ·
00-028-8396 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 38597 · 272-5051124-49
Manufacturer of record: Lockheed Martin Corporation Div Rotary and Mission Systems
Identification
NSN: 1660-00-028-8396
NIIN: 000288396
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 272-5051124-49
Manufacturer: Lockheed Martin Corporation Div Rotary and Mission Systems
General Description
The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-00-028-8396, 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
1660-00-028-8396
Primary Part Number
272-5051124-49
Item Name
Duct Assembly,air Conditioning-H
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 1660-00-028-8396?
NSN 1660-00-028-8396 is a Duct Assembly,air Conditioning-H, 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 1660-00-028-8396?
NSN 1660-00-028-8396 has 1 manufacturer part number on file: 272-5051124-49 (Lockheed Martin Corporation Div Rotary and Mission Systems).
What are the specifications of 272-5051124-49?
Key specifications for 272-5051124-49: Aircraft Mission Design Series: B-57. 1 specification is documented in the U.S. Government catalog.
Is NSN 1660-00-028-8396 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.
What is the DEMIL code for NSN 1660-00-028-8396?
NSN 1660-00-028-8396 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.