NSN 1650-01-416-3955 · NIIN 014163955 · Part number 556985
Hamilton Sundstrand Corporation Dba Collins Aerospace · FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories · CAGE 73030
Government record, cited
NSN 1650-01-416-3955 — this item is cataloged by the U.S. Government under National Stock Number 1650-01-416-3955. Manufacturer of record part number: 556985.
Also searched as1650-01-416-3955 ·
1650014163955 ·
NIIN 014163955 ·
01-416-3955 ·
FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components · CAGE 73030 · 556985
Manufacturer of record: Hamilton Sundstrand Corporation Dba Collins Aerospace
Identification
NSN: 1650-01-416-3955
NIIN: 014163955
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 556985
Manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
General Description
The Servovalve,hydraulic, cataloged under National Stock Number 1650-01-416-3955, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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
1650-01-416-3955
Primary Part Number
556985
Item Name
Servovalve,hydraulic
FSC / FSG
1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Manufacturer
Hamilton Sundstrand Corporation Dba Collins Aerospace
Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
No interchangeability data on file.
Other items in FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1650-00-000-0127
1650-00-000-0127 · Item name not on file
1650-00-000-0128
1650-00-000-0128 · Item name not on file
1650-00-000-0130
1650-00-000-0130 · Item name not on file
1650-00-000-0131
ROD,PISTON,LINEAR ACTUATING CYLI
1650-00-000-0151
SWIVEL JOINT HYDRAU
1650-00-000-0152
SWIVEL JOINT,HYDRAULIC,AIRCRAFT
1650-00-001-1732
SPACER YOKE,ADJUST
1650-00-001-1734
1650-00-001-1734 · Item name not on file
Frequently Asked Questions
What is NSN 1650-01-416-3955?
NSN 1650-01-416-3955 is a Servovalve,hydraulic, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
What part numbers are listed for NSN 1650-01-416-3955?
NSN 1650-01-416-3955 has 1 manufacturer part number on file: 556985 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
What are the specifications of 556985?
Key specifications for 556985: End Item Identification: 54H60 PROPELLER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1650-01-416-3955 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.