NSN 1660-01-007-7520 · NIIN 010077520 · Part number 65501-00003-081
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 78286
Government record, cited
NSN 1660-01-007-7520 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-007-7520. Manufacturer of record part number: 65501-00003-081.
Also searched as1660-01-007-7520 ·
1660010077520 ·
NIIN 010077520 ·
01-007-7520 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 78286 · 65501-00003-081
Nearby stock numbers← 1660-01-007-7519 Pad
·
1660-01-007-7521 Tube Assy, Cabin Hea →
Features
Fuel Line Installat — FSC 1660
2 manufacturer part numbers on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Identification
NSN: 1660-01-007-7520
NIIN: 010077520
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
The Fuel Line Installat, cataloged under National Stock Number 1660-01-007-7520, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Fuel Line Installat
FSC / FSG
1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16)
Manufacturers
Airbus Deutschland Gmbh -Werk Bremen- (CAGE D1081); Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286)
Technical Specifications
Parameter
Value
NSN
1660-01-007-7520
Primary Part Number
65501-00003-081
Item Name
Fuel Line Installat
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 1660-01-007-7520?
NSN 1660-01-007-7520 is a Fuel Line Installat, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-007-7520?
NSN 1660-01-007-7520 has 2 manufacturer part numbers on file: 65501-00003-081 (Airbus Deutschland Gmbh -Werk Bremen-), 65501-00003-081 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Is NSN 1660-01-007-7520 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 1660-01-007-7520?
NSN 1660-01-007-7520 has DEMIL Code B. 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.