NSN 1650-01-420-7891 · NIIN 014207891 · Part number A453-2
Ausco Inc · FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories · CAGE 06239
Government record, cited
NSN 1650-01-420-7891 — this item is cataloged by the U.S. Government under National Stock Number 1650-01-420-7891. Manufacturer of record part number: A453-2.
Also searched as1650-01-420-7891 ·
1650014207891 ·
NIIN 014207891 ·
01-420-7891 ·
FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components · CAGE 06239 · A453-2 · 3871807-104
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: A453-2
Manufacturer: Ausco Inc
General Description
The Valve,fluid Pressure Regulating,, cataloged under National Stock Number 1650-01-420-7891, 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 Ausco Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1650-01-420-7891
Primary Part Number
A453-2
Item Name
Valve,fluid Pressure Regulating,
FSC / FSG
1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
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 1650-01-420-7891?
NSN 1650-01-420-7891 is a Valve,fluid Pressure Regulating,, manufactured by Ausco Inc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
What part numbers are listed for NSN 1650-01-420-7891?
NSN 1650-01-420-7891 has 1 manufacturer part number on file: A453-2 (Ausco Inc).
What are the specifications of A453-2?
Key specifications for A453-2: End Item Identification: AIRCRAFT,MCDONNELL DOUGLAS,MODEL C-17A;AIR FORCE WEAPONS SYSTEM CODE,DT,AIRCRAFT,AIRLIFTER C-17A A. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1650-01-420-7891 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 1650-01-420-7891?
NSN 1650-01-420-7891 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.