Surface Treatment Document and Classification: MIL-A-8625, TYPE 1, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
Valve Model Number for Which Designed: 17-380 AND 17-382 AND 17-383
Outside Diameter: 0.780 INCHES NOMINAL IN
Surface Treatment: ANODIZE
Material: ALUMINUM ALLOY
Attachment Method: THREADED
Identification
NSN: 1650-01-384-9444
NIIN: 013849444
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
General Description
The Cap,valve, cataloged under National Stock Number 1650-01-384-9444, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
1650-01-384-9444
Item Name
Cap,valve
FSC / FSG
1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Status
ACTIVE
Valve Type for Which Designed
CHECK
Surface Treatment Document and Classification
MIL-A-8625, TYPE 1, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
Valve Model Number for Which Designed
17-380 AND 17-382 AND 17-383
Outside Diameter
0.780 INCHES NOMINAL IN
Surface Treatment
ANODIZE
Material
ALUMINUM ALLOY
Attachment Method
THREADED
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
A53818-1
3/2Design control — primary reference
U.S. Government activity
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 1650-01-384-9444?
NSN 1650-01-384-9444 is a Cap,valve, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
What are the specifications of 1650-01-384-9444?
Key specifications for 1650-01-384-9444: Valve Type for Which Designed: CHECK; Surface Treatment Document and Classification: MIL-A-8625, TYPE 1, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE; Valve Model Number for Which Designed: 17-380 AND 17-382 AND 17-383; Overall Length: 0.475 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 1650-01-384-9444 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.