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 1650-01-033-4561, 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 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1650-01-033-4561
Item Name
Cap,valve
FSC / FSG
1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Status
ACTIVE
Material
ALUMINUM ALLOY
Attachment Method
DRILLED HOLE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4130-01-270-711829363POSSIBLE MATCH
BIN DOOR,ICE MAKING MACHINE
Possible match (shared part number)Schneider Metal Mfg Co Inc Ross Temp Div
5995-01-441-08242936-3POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
Possible match (shared part number)Star Dynamic Corporation Dba Star Dynamic Corp
5360-01-468-341629363POSSIBLE MATCH
SPRING,LEAF
Possible match (shared part number)Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5330-01-649-499929363POSSIBLE MATCH
GASKET
Possible match (shared part number)Generac Mobile Products, Llc
5930-01-721-236929 363POSSIBLE MATCH
SWITCH,REED
Possible match (shared part number)Robot Coupe Usa Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
29363
3/2Design control — primary reference
U.S. Government activity
Related Parts
4130-01-270-7118POSSIBLE MATCH
BIN DOOR,ICE MAKING MACHINE
29363
5995-01-441-0824POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
2936-3
5360-01-468-3416POSSIBLE MATCH
SPRING,LEAF
29363
5330-01-649-4999POSSIBLE MATCH
GASKET
29363
5930-01-721-2369POSSIBLE MATCH
SWITCH,REED
29 363
Frequently Asked Questions
What is NSN 1650-01-033-4561?
NSN 1650-01-033-4561 is a Cap,valve, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
What NSN replaces 1650-01-033-4561?
5 possible matches (shared part number, not a government interchangeability claim): 4130-01-270-7118, 5995-01-441-0824, 5360-01-468-3416. Verify interchangeability with system specifications before substitution.
What are the specifications of 1650-01-033-4561?
Key specifications for 1650-01-033-4561: Overall Length: 2.375 INCHES NOMINAL IN; Material: ALUMINUM ALLOY; Attachment Method: DRILLED HOLE. 2 specifications are documented in the U.S. Government catalog.
Is NSN 1650-01-033-4561 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 1650-01-033-4561?
NSN 1650-01-033-4561 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.