NSN 1660-01-666-6146 · NIIN 016666146 · Part number 06309-02811-101
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 78286
Government record, cited
NSN 1660-01-666-6146 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-666-6146. Manufacturer of record part number: 06309-02811-101.
Also searched as1660-01-666-6146 ·
1660016666146 ·
NIIN 016666146 ·
01-666-6146 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 78286 · 06309-02811-101
Nearby stock numbers← 1660-01-666-5901 Duct Assembly, Air Conditioning-H
·
1660-01-666-6486 Duct Assembly, Air Conditioning-H →
Features
Duct Assembly,air Conditioning-H — FSC 1660
Criticality Code Justification: FEAT
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Identification
NSN: 1660-01-666-6146
NIIN: 016666146
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-01-666-6146, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. 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
1660-01-666-6146
Primary Part Number
06309-02811-101
Item Name
Duct Assembly,air Conditioning-H
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
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 1660-01-666-6146?
NSN 1660-01-666-6146 is a Duct Assembly,air Conditioning-H, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-666-6146?
NSN 1660-01-666-6146 has 1 manufacturer part number on file: 06309-02811-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
What are the specifications of 06309-02811-101?
Key specifications for 06309-02811-101: Criticality Code Justification: FEAT; Special Features: CRITICAL APPLICATION ITEM (CAI); PART OF ENVIRONMENTAL CONTROL SYSTEMS, AIR CONDITIONING; Part Name Assigned by Controlling Agency: COOLING,DUCT; NOMENCLATURE: DUCT, AVIONICE COOLING. 1 specification is documented in the U.S. Government catalog.
Is NSN 1660-01-666-6146 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.