NSN 1660-01-545-0340 · NIIN 015450340 · Part number 3479W700
Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 1W025
Government record, cited
NSN 1660-01-545-0340 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-545-0340. Manufacturer of record part number: 3479W700.
Also searched as1660-01-545-0340 ·
1660015450340 ·
NIIN 015450340 ·
01-545-0340 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 1W025 · 3479W700
Nearby stock numbers← 1660-01-544-9191 Hardshell, Oxygen Mask, Aircraft
·
1660-01-545-1027 Parts Kit, Air Flow Regulator →
Features
Parts Kit,air Flow Regulator — FSC 1660
2 manufacturer part numbers on file
Manufacturer of record: Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems
Identification
NSN: 1660-01-545-0340
NIIN: 015450340
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 3479W700
Manufacturer: Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems
General Description
The Parts Kit,air Flow Regulator, cataloged under National Stock Number 1660-01-545-0340, 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 Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. 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
1660-01-545-0340
Primary Part Number
3479W700
Item Name
Parts Kit,air Flow Regulator
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems
Northrop Grumman Systems Corp Dba Northrop Grumman Computing 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 1660-01-545-0340?
NSN 1660-01-545-0340 is a Parts Kit,air Flow Regulator, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-545-0340?
NSN 1660-01-545-0340 has 2 manufacturer part numbers on file: 3479W700 (Honeywell Aerospace Yeovil Div Aerospace -Yeovil), 3479W700 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
What are the specifications of 3479W700?
Key specifications for 3479W700: End Item Identification: B-2 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1660-01-545-0340 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 1660-01-545-0340?
NSN 1660-01-545-0340 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.