The Cylinder,actuating,linear, cataloged under National Stock Number 1650-00-045-5786, 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 Goodrich Corporation. Government technical data includes 12 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-045-5786 |
| Primary Part Number | 1439L012 |
| Item Name | Cylinder,actuating,linear |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Mounting Facility Diameter | 1.000 INCHES NOMINAL IN |
| Overall Diameter | 3.125 INCHES NOMINAL IN |
| Port Thread Series Designator | UNF SINGLE PORT |
| Material Document and Classification | AISI 4130H ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Port Thread Quantity Per Inch | 20 SINGLE PORT |
| Port Thread Diameter | 0.500 INCHES NOMINAL SINGLE PORT IN |
| Port Location and Quantity | 1 CYLINDER HEAD END |
| Port Style | GASKET SEAL SINGLE PORT |
| Bore Diameter | 2.182 INCHES NOMINAL IN |
| Material | STEEL COMP 4130H BODY |
| Mounting Type and Location | TONGUE CYLINDER HEAD END |
| Mounting Provision | UNTHREADED MOUNTING HOLES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1439L012 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1439L012 | 3/9 Design control — primary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 1439L012 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
NSN 1650-00-045-5786 is a Cylinder,actuating,linear, manufactured by Goodrich Corporation, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-045-5786 has 1 manufacturer part number on file: 1439L012 (Goodrich Corporation).
Key specifications for 1439L012: Mounting Facility Diameter: 1.000 INCHES NOMINAL IN; Overall Diameter: 3.125 INCHES NOMINAL IN; Port Thread Series Designator: UNF SINGLE PORT; Material Document and Classification: AISI 4130H ASSN STD SINGLE MATERIAL RESPONSE BODY. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1650-00-045-5786 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.