NSN 1660-01-426-1709 · NIIN 014261709 · Part number 603400-2
Airborne Systems North America of Nj Inc. Dba Airborne Systems of No · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 57172
Government record, cited
NSN 1660-01-426-1709 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-426-1709. Manufacturer of record part number: 603400-2.
Also searched as1660-01-426-1709 ·
1660014261709 ·
NIIN 014261709 ·
01-426-1709 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 57172 · 603400-2
Supplementary Features: CONFORMS TO ALL APPLICABLE MILITARY SPECIFICATIONS
Mask Size Designation: LONG
Oxygen System Type: PRESSURE DEMAND
User Designator: PARACHUTIST
1 manufacturer part number on file
Manufacturer of record: Airborne Systems North America of Nj Inc. Dba Airborne Systems of No
Identification
NSN: 1660-01-426-1709
NIIN: 014261709
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 603400-2
Manufacturer: Airborne Systems North America of Nj Inc. Dba Airborne Systems of No
General Description
The Mask,oxygen, cataloged under National Stock Number 1660-01-426-1709, 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 Airborne Systems North America of Nj Inc. Dba Airborne Systems of No. Government technical data includes 5 specifications, 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
1660-01-426-1709
Primary Part Number
603400-2
Item Name
Mask,oxygen
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Airborne Systems North America of Nj Inc. Dba Airborne Systems of No
Status
ACTIVE
Design Type
MOUTH AND NOSE
Supplementary Features
CONFORMS TO ALL APPLICABLE MILITARY SPECIFICATIONS
Airborne Systems North America of Nj Inc. Dba Airborne Systems of No (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 1660-01-426-1709?
NSN 1660-01-426-1709 is a Mask,oxygen, manufactured by Airborne Systems North America of Nj Inc. Dba Airborne Systems of No, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-426-1709?
NSN 1660-01-426-1709 has 1 manufacturer part number on file: 603400-2 (Airborne Systems North America of Nj Inc. Dba Airborne Systems of No).
What are the specifications of 603400-2?
Key specifications for 603400-2: Design Type: MOUTH AND NOSE; Supplementary Features: CONFORMS TO ALL APPLICABLE MILITARY SPECIFICATIONS; Mask Size Designation: LONG; Oxygen System Type: PRESSURE DEMAND. 5 specifications are documented in the U.S. Government catalog.
Is NSN 1660-01-426-1709 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 1660-01-426-1709?
NSN 1660-01-426-1709 has DEMIL Code D. 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.