NSN 1650-00-561-4056 · NIIN 005614056 · Part number 33-91057-3
The Boeing Company Div Defense · FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories · CAGE 76301
Government record, cited
NSN 1650-00-561-4056 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-561-4056. Manufacturer of record part number: 33-91057-3.
Also searched as1650-00-561-4056 ·
1650005614056 ·
NIIN 005614056 ·
00-561-4056 ·
FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components · CAGE 76301 · 33-91057-3
General Characteristics Item Description: ALUMINUM FORGING PER AMS 4139,0.538 IN. ID,2 HOLES 0.538 IN. DIA,1.312 IN. C TO C DISTANCE IN
1 manufacturer part number on file
Manufacturer of record: The Boeing Company Div Defense
Identification
NSN: 1650-00-561-4056
NIIN: 005614056
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 33-91057-3
Manufacturer: The Boeing Company Div Defense
General Description
The Fitting,rotary Door, cataloged under National Stock Number 1650-00-561-4056, 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 The Boeing Company Div Defense. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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
1650-00-561-4056
Primary Part Number
33-91057-3
Item Name
Fitting,rotary Door
FSC / FSG
1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Manufacturer
The Boeing Company Div Defense
Status
ACTIVE
General Characteristics Item Description
ALUMINUM FORGING PER AMS 4139,0.538 IN. ID,2 HOLES 0.538 IN. DIA,1.312 IN. C TO C DISTANCE IN
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 1650-00-561-4056?
NSN 1650-00-561-4056 is a Fitting,rotary Door, manufactured by The Boeing Company Div Defense, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
What part numbers are listed for NSN 1650-00-561-4056?
NSN 1650-00-561-4056 has 1 manufacturer part number on file: 33-91057-3 (The Boeing Company Div Defense).
What are the specifications of 33-91057-3?
Key specifications for 33-91057-3: General Characteristics Item Description: ALUMINUM FORGING PER AMS 4139,0.538 IN. ID,2 HOLES 0.538 IN. DIA,1.312 IN. C TO C DISTANCE IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 1650-00-561-4056 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 1650-00-561-4056?
NSN 1650-00-561-4056 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.