NSN 1660-01-255-8599 · NIIN 012558599 · Part number R3393-4
Aero International, Llc Dba Ams Engineered Solutions · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 0SML3
Government record, cited
NSN 1660-01-255-8599 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-255-8599. Manufacturer of record part number: R3393-4.
Also searched as1660-01-255-8599 ·
1660012558599 ·
NIIN 012558599 ·
01-255-8599 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 0SML3 · R3393-4
Nearby stock numbers← 1660-01-255-7997 Control Box, Electrical-Electroni
·
1660-01-256-1596 Diffuser, Air, Aircraft Heating an →
Features
Housing,air Outlet,aircraft — FSC 1660
General Characteristics Item Description: METAL
2 manufacturer part numbers on file
Manufacturer of record: Aero International, Llc Dba Ams Engineered Solutions
Identification
NSN: 1660-01-255-8599
NIIN: 012558599
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
The Housing,air Outlet,aircraft, cataloged under National Stock Number 1660-01-255-8599, 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 Aero International, Llc Dba Ams Engineered Solutions. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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
1660-01-255-8599
Primary Part Number
R3393-4
Item Name
Housing,air Outlet,aircraft
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 1660-01-255-8599?
NSN 1660-01-255-8599 is a Housing,air Outlet,aircraft, manufactured by Aero International, Llc Dba Ams Engineered Solutions, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-255-8599?
NSN 1660-01-255-8599 has 2 manufacturer part numbers on file: R3393-4 (Aero International, Llc Dba Ams Engineered Solutions), R3393-4 (Grimes Aerospace Company).
What are the specifications of R3393-4?
Key specifications for R3393-4: General Characteristics Item Description: METAL. 1 specification is documented in the U.S. Government catalog.
Is NSN 1660-01-255-8599 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 1660-01-255-8599?
NSN 1660-01-255-8599 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.