NSN 1660-01-411-1785 · NIIN 014111785 · Part number 161A220-1
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 1660-01-411-1785 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-411-1785. Manufacturer of record part number: 161A220-1.
Also searched as1660-01-411-1785 ·
1660014111785 ·
NIIN 014111785 ·
01-411-1785 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 03640 · 161A220-1
Nearby stock numbers← 1660-01-411-0395 Duct Assembly, Air Conditioning-H
·
1660-01-411-2809 Heat Exchanger, Air to Air, Aircraft →
Features
Adapter Assembly — FSC 1660
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation Div Rotary and Mission Systems
Identification
NSN: 1660-01-411-1785
NIIN: 014111785
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 161A220-1
Manufacturer: Lockheed Martin Corporation Div Rotary and Mission Systems
General Description
The Adapter Assembly, cataloged under National Stock Number 1660-01-411-1785, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Adapter Assembly
FSC / FSG
1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16)
Manufacturers
Lockheed Martin Corporation Div Rotary and Mission Systems (CAGE 03640)
Technical Specifications
Parameter
Value
NSN
1660-01-411-1785
Primary Part Number
161A220-1
Item Name
Adapter Assembly
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.
1660-00-001-1693
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 1660-01-411-1785?
NSN 1660-01-411-1785 is a Adapter Assembly, 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 1660-01-411-1785?
NSN 1660-01-411-1785 has 1 manufacturer part number on file: 161A220-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Is NSN 1660-01-411-1785 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.