NSN 1660-01-077-9518 · NIIN 010779518 · Part number D9291
The Hymatic Engineering Company Limited T/a Honeywell Hymatic · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE U1585
Government record, cited
NSN 1660-01-077-9518 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-077-9518. Manufacturer of record part number: D9291.
Also searched as1660-01-077-9518 ·
1660010779518 ·
NIIN 010779518 ·
01-077-9518 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE U1585 · D9291
Manufacturer of record: The Hymatic Engineering Company Limited T/a Honeywell Hymatic
Identification
NSN: 1660-01-077-9518
NIIN: 010779518
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: D9291
Manufacturer: The Hymatic Engineering Company Limited T/a Honeywell Hymatic
General Description
The Guide,spring, cataloged under National Stock Number 1660-01-077-9518, 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 Hymatic Engineering Company Limited T/a Honeywell Hymatic. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Guide,spring
FSC / FSG
1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16)
Manufacturers
The Hymatic Engineering Company Limited T/a Honeywell Hymatic (CAGE U1585)
Technical Specifications
Parameter
Value
NSN
1660-01-077-9518
Primary Part Number
D9291
Item Name
Guide,spring
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
The Hymatic Engineering Company Limited T/a Honeywell Hymatic
The Hymatic Engineering Company Limited T/a Honeywell Hymatic (GBR)
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 1660-01-077-9518?
NSN 1660-01-077-9518 is a Guide,spring, manufactured by The Hymatic Engineering Company Limited T/a Honeywell Hymatic, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-077-9518?
NSN 1660-01-077-9518 has 1 manufacturer part number on file: D9291 (The Hymatic Engineering Company Limited T/a Honeywell Hymatic).
Is NSN 1660-01-077-9518 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 1660-01-077-9518?
NSN 1660-01-077-9518 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.