NSN 1660-01-666-5173 · NIIN 016665173 · Part number 1015110-1
Hamilton Sundstrand Corporation Dba Collins Aerospace · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 73030
Government record, cited
NSN 1660-01-666-5173 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-666-5173. Manufacturer of record part number: 1015110-1.
Also searched as1660-01-666-5173 ·
1660016665173 ·
NIIN 016665173 ·
01-666-5173 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 73030 · 1015110-1
Nearby stock numbers← 1660-01-666-4810 Heat Exchanger, Fluid to Air
·
1660-01-666-5729 Duct Assembly, Air Conditioning-H →
Features
Duct Assembly,air Conditioning-H — FSC 1660
2 manufacturer part numbers on file
Manufacturer of record: Hamilton Sundstrand Corporation Dba Collins Aerospace
Identification
NSN: 1660-01-666-5173
NIIN: 016665173
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 1015110-1
Manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
General Description
The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-01-666-5173, 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 Hamilton Sundstrand Corporation Dba Collins Aerospace. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1660-01-666-5173
Primary Part Number
1015110-1
Item Name
Duct Assembly,air Conditioning-H
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Hamilton Sundstrand Corporation Dba Collins Aerospace
Hamilton Sundstrand Corporation Dba Collins Aerospace (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.
1660-00-001-1693
DUCT ASSEMBLY,AIR CONDITIONING-H
1660-00-001-1754
BAFFLE,AIR
1660-00-001-2491
CAGE,BYPASS VALVE
1660-00-001-2493
1660-00-001-2493 · Item name not on file
1660-00-001-2496
CONTROL BOX,ELECTRICAL-ELECTRONI
1660-00-001-2497
1660-00-001-2497 · Item name not on file
1660-00-001-4130
1660-00-001-4130 · Item name not on file
1660-00-001-4479
CONTROLLER,AIR PRESSURE,AIRCRAFT
Frequently Asked Questions
What is NSN 1660-01-666-5173?
NSN 1660-01-666-5173 is a Duct Assembly,air Conditioning-H, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-666-5173?
NSN 1660-01-666-5173 has 2 manufacturer part numbers on file: 1015110-1 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 1015110-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
What are the specifications of 1015110-1?
Key specifications for 1015110-1: Part Name Assigned by Controlling Agency: ASSEMBLY,DUCT; End Item Identification: CH-53K SIKORSKY HEAVY LIFT HELICOPTER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1660-01-666-5173 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 1660-01-666-5173?
NSN 1660-01-666-5173 has DEMIL Code Q. 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.