NSN 1660-01-678-4615 · NIIN 016784615 · Part number 7-511A21629-7
The Boeing Company · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 8V613
Government record, cited
NSN 1660-01-678-4615 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-678-4615. Manufacturer of record part number: 7-511A21629-7.
Also searched as1660-01-678-4615 ·
1660016784615 ·
NIIN 016784615 ·
01-678-4615 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 8V613 · 7-511A21629-7
Nearby stock numbers← 1660-01-678-2763 Duct Assembly, Air Conditioning-H
·
1660-01-678-4901 Diffuser, Air, Aircraft Heating an →
Features
Filter Element,air Conditioning — FSC 1660
1 manufacturer part number on file
Manufacturer of record: The Boeing Company
Identification
NSN: 1660-01-678-4615
NIIN: 016784615
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 7-511A21629-7
Manufacturer: The Boeing Company
General Description
The Filter Element,air Conditioning, cataloged under National Stock Number 1660-01-678-4615, 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 The Boeing Company. 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
1660-01-678-4615
Primary Part Number
7-511A21629-7
Item Name
Filter Element,air Conditioning
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 1660-01-678-4615?
NSN 1660-01-678-4615 is a Filter Element,air Conditioning, manufactured by The Boeing Company, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-678-4615?
NSN 1660-01-678-4615 has 1 manufacturer part number on file: 7-511A21629-7 (The Boeing Company).
What are the specifications of 7-511A21629-7?
Key specifications for 7-511A21629-7: Part Name Assigned by Controlling Agency: POLYESTER FIBER FILTER; End Item Identification: AH64D APACHE HELICOPTER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1660-01-678-4615 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.